Enabled filters
Filter by category
Filter by Colour
Filter by Price
Prix minimum:
Prix maximum:
10 Products

13,00€ – 17,00€Plage de prix : 13,00€ à 17,00€The ANNA swimming costume is a 2-piece swimming costume.
The top has a bandeau shape, ideal for an even tan and a refined silhouette.
The ANNA pattern is available in 2 cup sizes B/C and D/E.
You can choose between 2 models for the top and 1 model for the bottom.
For the top :
- model A with a decorative divider
- model B without separatorThe top and bottom of the bikini are fully lined for a top-of-the-range result. You can slip foam pads into each cup.
You also have the option of adding removable straps to your swimming costume.
Idonim's patterns are easy to understand and use. A step-by-step guide with photos will help you make your swimming costume.
You will also find some additional tips and tricks for choosing your supplies (type of needle, appropriate textiles, assembly techniques ...)
Pattern and instructions available in English and French; downloadable or in paper format.
The pattern is sold with its instruction booklet for sizes 34 to 50 (FR) / 02 to 18 (US) included
Choix des options Ce produit a plusieurs variations. Les options peuvent être choisies sur la page du produit
13,00€ – 17,00€Plage de prix : 13,00€ à 17,00€The GIULIETTA swimming costume is a 2-piece specially designed for generous breasts. Comfortable and elegant, it adapts to your shape thanks to its curvy cut. Each cup has 2 darts. The GIULIETTA pattern is available in cup sizes D/E.
You can choose between 2 models for the top and 2 models for the bottom.
For the top :
- model A closes on the back with a clasp
- model B closes with 2 ties on the backFor the bottom:
- model A is a classic swimming costume bottom
- Model B has a buckle with a decorative bow.The bikini is fully lined for a top-of-the-range result!
The top is lined with medium powernet for good support. The design incorporates this fabric.Idonim's patterns are easy to understand and use. A step-by-step guide with photos will help you make your swimming costume.
You will also find some additional tips and tricks for choosing your supplies (type of needle, appropriate textiles, assembly techniques ...)
Pattern and instructions available in English and French; downloadable or in paper format.
The pattern is sold with its instruction booklet for sizes 36 to 50 (FR) / 04 to 18 (US) included
Choix des options Ce produit a plusieurs variations. Les options peuvent être choisies sur la page du produit
13,00€ – 17,00€Plage de prix : 13,00€ à 17,00€The MATILDE swimming costume is a 2-piece swimming costume.
Perfect for summer, it combines comfort and style and will quickly become an essential in your beachwear wardrobe.
This bikini with bust darts comes in a feminine version and a more sporty version.The Matilde pattern is available in 2 cup sizes B/C and D/E.
You can choose between 2 models for the top and 1 model for the bottom.
For the top :
- model A with a decorative divider
- model B without separatorThe top and bottom of the bikini are fully lined for a top-of-the-range result. You can also add foam inserts.
Idonim's patterns are easy to understand and use. A step-by-step guide with photos will help you make your swimming costume.
You will also find some additional tips and tricks for choosing your supplies (type of needle, appropriate textiles, assembly techniques ...)
Pattern and instructions available in English and French; downloadable or in paper format.
The pattern is sold with its instruction booklet for sizes 34 to 50 (FR) / 02 to 18 (US) included
Choix des options Ce produit a plusieurs variations. Les options peuvent être choisies sur la page du produit
13,00€ – 17,00€Plage de prix : 13,00€ à 17,00€The BLUE swimming costume is a 1-piece swimming costume.
The top has a bandeau shape, ideal for an even tan and a refined silhouette.
The BLUE pattern is available in 2 cup sizes B/C and D/E.
2 models are available:
- model A with a decorative divider
- model B without separatorThe jersey is fully lined for top-of-the-range comfort. You can also add foam inserts.
Idonim's patterns are easy to understand and use. A step-by-step guide with photos will help you make your swimming costume.
You will also find some additional tips and tricks for choosing your supplies (type of needle, appropriate textiles, assembly techniques ...)
Pattern and instructions available in French only; can be downloaded or printed.
The pattern is sold with its instruction booklet for sizes 34 to 50 (FR) / 02 to 18 (US) included
Choix des options Ce produit a plusieurs variations. Les options peuvent être choisies sur la page du produit
13,00€ – 17,00€Plage de prix : 13,00€ à 17,00€Le patron Simone est une invitation à coudre un maillot de bain une pièce à la fois élégant, confortable et parfaitement ajusté.
Pensé pour sublimer la silhouette, ce modèle se distingue par ses pinces poitrine, qui permettent une mise en forme précise et un maintien naturel, tout en conservant une ligne épurée.
Il est décliné en bonnets A, B/C et D/E, pour s’adapter à différentes morphologies, avec trois variations de bonnets afin d’ajuster au mieux le rendu selon vos préférences.
Côté style, Simone propose deux options de dos, pour varier les looks selon vos envies, tout en conservant une allure moderne et féminine.
Ce modèle a été conçu pour être :
- facile à réaliser, même si vous débutez en couture de maillot de bain
- rapide à coudre : comptez environ 3 à 4 heures de confection
- compatible avec une machine à coudre classique
Le maillot est prévu pour être entièrement doublé, garantissant :
- une meilleure tenue dans le temps
- un confort optimal au porté
- un rendu aussi soigné à l’intérieur qu’à l’extérieur
Une option de doublure partielle (devant uniquement) est également proposée, idéale selon le tissu utilisé ou l’effet recherché.
Le patron Simone est disponible en :
- version pochette papier, pour une expérience couture traditionnelle
- version PDF à télécharger, pour commencer immédiatement
Un essentiel du vestiaire cousu main
Avec Simone, vous réalisez un maillot une pièce intemporel, personnalisable et durable — une pièce que vous serez fière de porter, saison après saison.
Idonim's patterns are easy to understand and use. A step-by-step guide with photos will help you make your swimming costume.
You will also find some additional tips and tricks for choosing your supplies (type of needle, appropriate textiles, assembly techniques ...)
Patron et instructions disponibles en version française uniquement.
The pattern is sold with its instruction booklet for sizes 34 to 50 (FR) / 02 to 18 (US) included
Choix des options Ce produit a plusieurs variations. Les options peuvent être choisies sur la page du produit
13,00€ – 17,00€Plage de prix : 13,00€ à 17,00€The JILLIAN swimming costume is a 1-piece. Its princess-cut cups make it a timeless model.
The swimming costume is curvy. It's very comfortable and adapts perfectly to your body shape.
The JILLIAN pattern is available in 2 cup sizes B/C or D/E, from size 34 to 48 (FR).2 models are available:
- model A: swimming costume with a decorative ring in the centre of the neckline.
- model B: swimming costume with traditional straps.The front and back of the jersey are fully lined for a high-end finish. We will advise you of the assembly range if you do not wish to have the back lined. The range will be different.
This design is also available in a 2-piece version; this pattern is also on sale in the shop.
Idonim's patterns are easy to understand and use. A step-by-step guide with photos will help you make your swimming costume.
You will also find some additional tips and tricks for choosing your supplies (type of needle, appropriate textiles, assembly techniques ...)
Pattern and instructions available in English and French; downloadable or in paper format.
The pattern is sold with its instruction booklet for sizes 34 to 48 (FR) / 02 to 16 (US) included
Choix des options Ce produit a plusieurs variations. Les options peuvent être choisies sur la page du produit
13,00€ – 17,00€Plage de prix : 13,00€ à 17,00€The MAEVA swimming costume is a trendy asymmetric 1-piece.
The swimming costume has a curvy shape and breast darts to adapt perfectly to your body shape.
The MAEVA pattern is available in 2 cup sizes B/C and D/E, from size 36 to 48 (FR).2 back closure options are available:
- model A with a clasp
- model B with 2 straps to tie on the back of the swimming costumeThe front and back of the jersey are fully lined for a premium finish.
Idonim's patterns are easy to understand and use. A step-by-step guide with photos will help you make your swimming costume.
You will also find some additional tips and tricks for choosing your supplies (type of needle, appropriate textiles, assembly techniques ...)
Pattern and instructions available in English and French; downloadable or in paper format.
The pattern is sold with its instruction booklet for sizes 36 to 48 (FR) / 04 to 16 (US) included
Choix des options Ce produit a plusieurs variations. Les options peuvent être choisies sur la page du produit
13,00€ – 17,00€Plage de prix : 13,00€ à 17,00€The MILA swimming costume is a feminine one-piece swimming costume, available in several finishes. The swimming costume has a very comfortable and elegant "curvy" shape that will adapt to your morphology. Each size is available in 2 cup sizes B/C or D/E.
Each version is available with breast darts and is lined in the front. Different cut-outs are possible and add a sophisticated touch.
You can choose between :
- 3 front versions
- 2 back versions with different types of knottingThe models are presented as follows:
- model A : one-piece swimming costume, classic shape
- model B : swimming costume with horizontal yoke in the front underlining the waist
- model C : swimming costume with horizontal underbust yoke and full cups. This model is available with a cup lining that allows the insertion of foam. This is the most supportive model.You can reverse the type of back to your liking. They are interchangeable on each model!
The Idonim patterns are easy to understand and use. A step-by-step guide with photos will accompany you during the making of the panties.
You will also find some additional tips and tricks for choosing your supplies (type of needle, appropriate textiles, assembly techniques ...)
Pattern and instructions available in English and French; downloadable or in paper format.
The pattern is sold with its instruction booklet for sizes 34 to 48 (FR) / 02 to 16 (US) included
Choix des options Ce produit a plusieurs variations. Les options peuvent être choisies sur la page du produit
13,00€ – 17,00€Plage de prix : 13,00€ à 17,00€The JOY swimming costume is a 2-piece swimming costume. Comfortable and elegant, it adapts to your shape thanks to its curvy cut. Its princess-cut cups make it a timeless model.
The JOY pattern is available in 2 cup sizes B/C or D/E, from size 34 to 48 (French sizes).You can choose between 2 models for the top:
- model A: swimming costume with a decorative ring in the centre of the neckline.
- model B: swimming costume with traditional straps.And 2 models for more or less low-cut bottoms.
For each version, the front is fully lined for a top-of-the-range result!
Because of the princess cut, you won't be able to slip foam into the cups, even though they're lined.
This model also comes in a 1-piece swimming costume version, which you'll also find on sale in the boutique.
Idonim's patterns are easy to understand and use. A step-by-step guide with photos will help you make your swimming costume.
You will also find some additional tips and tricks for choosing your supplies (type of needle, appropriate textiles, assembly techniques ...)
Pattern and instructions available in English and French; downloadable or in paper format.
The pattern is sold with its instruction booklet for sizes 34 to 48 (FR) / 02 to 16 (US) included
Choix des options Ce produit a plusieurs variations. Les options peuvent être choisies sur la page du produit
13,00€ – 17,00€Plage de prix : 13,00€ à 17,00€The Léo pattern is designed for men. A practical and comfortable pair of swimming shorts. They're also easy to wear as a casual, fashionable piece of clothing.
You can choose between 2 versions:
- model A: Bermuda-style mid-length shorts.
- model B: short shorts.Each version includes options:
- 1 - two side pockets
- 2 - a patch pocket on the back
- 3 - mesh inner briefsThe waistband is elasticated with a drawstring.
We designed the Léo shorts to be both functional and elegant.
The finishes are designed to be professional!Made from a warp and weft fabric, the Léo shorts are easy to make, provided you have a few notions of sewing and know how to use a sewing machine.
If you are a beginner, we advise you to make the pattern without the options: pockets, inner briefs - which make assembly more complicated.The shop also sells the right textiles to make these shorts. All you have to do is get started!
The Idonim patterns are easy to understand and use. A step-by-step guide with photos will accompany you during the making of the shorts.
You will also find some additional tips and tricks for choosing your supplies (type of needle, appropriate textiles, assembly techniques ...)
Pattern and instructions available in English and French; downloadable or in paper format.
The pattern is sold with its instruction booklet for sizes 38 to 48 (FR) / S to XXXL inclusive (2 to 7 international sizes)
You'll find the fabric in a range of colours in the men's swimwear section of the shop, as well as a kit for making the inner briefs.
Choix des options Ce produit a plusieurs variations. Les options peuvent être choisies sur la page du produit
Téléchargez gratuitement le patron Tanga
Abonnez-vous à notre newsletter et recevez gratuitement le patron en pdf.
Coudre son maillot de bain avec un patron de couture
Confectionner son propre maillot de bain est un projet de couture accessible avec le bon patron. Chez Idonim, nous proposons des patrons de maillot de bain pour femme et homme : bikini, une pièce et short de bain. Chaque patron est fourni avec des instructions détaillées, de la découpe du tissu à l'assemblage final, pour vous accompagner quel que soit votre niveau.Nos modèles de patron maillot de bain
Notre collection comprend plusieurs modèles adaptés à tous les styles :- Bikini : les patrons ANNA, MATILDE, GIULIETTA et JOY vous permettent de réaliser des deux-pièces aux coupes variées.
- Maillot de bain 1 pièce : les patrons MILA, JILLIAN, MAEVA et BLUE offrent des silhouettes élégantes.
- Short homme : le patron LEO permet de coudre un short de bain masculin.
Les fournitures indispensables
En plus de votre patron, vous aurez besoin de fournitures adaptées à la couture balnéaire. Retrouvez sur notre boutique tout le nécessaire : swimwear fabric, doublure, laminette et élastiqueand accessories. Pour simplifier vos achats, découvrez nos swimwear kits qui regroupent les fournitures essentielles.FAQ
The choice is yours. On each pattern you can choose a pdf pattern or a shipped pattern.
Lorsque vous cousez un maillot de bain, il est important d’utiliser un elastic You'll need to choose the right elastic for your swimsuit, often in a variety of colours. To do this, you'll need to choose a specific swimming costume elastic, often in caoutchouc (laminette) or siliconé, qui est conçu pour résister à l’humidité et à l’usure. Pour coudre l’élastique, vous devez le placer à l’intérieur des bords de la pièce de tissu. Utilisez une machine à coudre équipée d’un pied-de-biche spécial pour élastique. Il est conseillé de tendre légèrement l’élastique au fur et à mesure de la couture pour garantir un ajustement optimal sans déformation du tissu.
The only free lingerie pattern we offer is our Suzanne" thong pattern. We don't have any free bra patterns at the moment.
I invite you to take part in one of our sewing workshops.
Concerning the wireit is preferable to use a polyester yarn or a special stretch yarnPolyester yarns are ideal for seams because they are resistant to water and wear, yet flexible enough to support the elasticity of the fabric. Polyester thread is also ideal for preventing the seam from tearing when stretched. Don't forget to adjust the tension on your sewing machine and use a special needle for stretch fabrics for best results.
Pour coudre un maillot de bain, il est essentiel de choisir les bons matériaux afin d’assurer confort, durabilité et résistance à l’eau. Le tissu le plus couramment utilisé pour un maillot de bain est le lycra fabric or elastaneIt offers great elasticity and a perfect fit to the body, while being lightweight and chlorine-resistant. The neoprene is also popular for certain models, especially those designed for activities such as diving, because it is thicker and has better thermal insulation. The polyester is also a durable choice, resistant to the effects of sun and chlorine.
Fournitures pour coudre votre maillot de bain
- Swimming costume fabric
- Swimwear kits
- Doublure maillot de bain
- Autres doublures
- Laminette & élastique maillot de bain
- Swimwear accessories
Nos autres patrons de couture
Téléchargez votre patron tanga gratuit !
Le patron Suzanne au format PDF, parfait pour débuter en lingerie.
Inscrivez-vous à notre newsletter pour le recevoir !
Vos données sont protégées. Désinscription possible à tout moment.



















