Open Bra: Ouvert Bra, Harness and Open Cup Styles Compared

Image created with AI

Image created with AI

Summary

An open bra, also known as an ouvert bra or open cup bra, is a bra whose cups are open and leave the breasts exposed or only support them from below. Such models range from elegant half-cup versions to structured harness bras with strap details and pure frame constructions. If you know which style suits you, the buying decision becomes much easier.

Image created with AI

Key points at a glance

1. Open bras differ fundamentally in their construction: some models support the breasts from below, others frame them completely and leave the entire front open.
2. The harness bra combines strap constructions made of wide bands with an open design and is often worn as an accessory over or under clothing.
3. Knowing the right size is crucial: underbust and cup size are measured just as with classic bras.
4. Materials such as lace, mesh or elastic satin determine how much support and how much transparency the piece offers.
5. Suitable styles for different body types and occasions are available in a wide range of sizes, often from cup B to J-K.

Basics

An open bra, also called an ouvert bra, is not a modern phenomenon. Even in the lingerie tradition of the 1950s there were corsets and brassieres that showcased the breasts without covering them completely. Today the term covers a whole family of styles: the classic open cup bra, which leaves out the cups completely and only offers a frame or underband; the shelf bra, which presents the breasts on a shelf of fabric or lace; and the bra harness, in which wide fabric straps form geometric patterns across the upper body.

What all versions have in common is that they put body awareness and aesthetics in the foreground. They can be worn as a statement piece on their own or as a layering piece under a sheer top. If you are also looking for body-enhancing additions, the teardrop silicone breasts in a trans bra are a suitable addition for a fuller cleavage.

Open bras compared

Buying guide

Tips before you buy

1. Measure your size correctly: measure the underbust (in cm) and the bust separately. The difference gives the cup size, an often underestimated step that determines wearing comfort and fit. Models in the range B to J-K are available.
2. Choose the style according to the occasion: a harness bra worn as a layering accessory over a shirt needs different properties than a pure ouvert bra for private use. Think about the context beforehand.
3. Compare materials: lace is elegant but less stretchy; elastic mesh adapts better. If you choose metal rings or stiff straps, watch out for pressure points.
4. Follow the care instructions: most open bras are made of delicate materials and should be washed by hand or in a laundry bag at a maximum of 30 °C.
5. Discreet shipping: especially with lingerie, discreet shipping is an important buying factor. High-quality items are often shipped in neutral packaging; shipping within Germany is free with no minimum order value.

Care and use

To ensure that an open bra keeps its shape and elasticity for a long time, a few simple everyday rules are crucial.

• Use hand wash or a delicate cycle at a maximum of 30 °C.
• Never tumble dry; always let it dry lying flat or hanging in the air.
• Dab metal elements (rings, buckles) with a soft cloth before washing to prevent tarnishing.
• Store bras side by side rather than folded, so that the shape of the straps and underwires is retained.
• Treat lace and mesh with a special delicate detergent; do not use normal heavy-duty detergent.

Frequently asked questions

What are the most common types of open bra?

The most important styles are the open cup bra (completely open cups with an underband), the shelf bra (a half-open cup that presents the breasts) and the harness bra (strapwork made of fabric or leather without classic cups). All three can be worn as lingerie or as a visible fashion accessory.

How do I choose the right size for an open cup bra?

Sizing works the same as with a classic bra: measure the underbust in cm, then the bust. The difference determines the cup size. For harness models without fixed cups, the underbust is often the decisive measurement, as the design offers adjustable straps. Manufacturers such as Obsessive and Lustique offer wide size ranges so that as many body shapes as possible are well covered.

What is the difference between an open bra and a demi bra?

A demi bra covers the lower half of the breast with a half cup and offers solid support: the cleavage is visible, the breast itself remains covered. An open bra either leaves out the cups completely or reduces them to a frame, so that the breast is clearly or completely exposed. The demi bra is suitable for everyday wear; the open bra is designed primarily for lingerie contexts.

Can a harness bra be worn over normal clothing?

Yes, this is even a growing trend in street style and at festivals. A bra harness with geometric straps makes a fashion statement over a plain T-shirt or a turtleneck. It is important that the garment underneath stays simple so that the harness achieves the desired visual effect.

What should you look for if an open bra is to be shipped discreetly?

Many lingerie retailers ship in neutral, unlabeled boxes with no indication of the contents. For orders within Germany there are no shipping costs, a clear advantage if you want to order several sizes or styles to try on.

Editorial team Trendisland.de, as of September 2026. This guide is for general information.

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Images: The cover image and the images in this article were created with AI (AI-generated images). They are for illustration purposes and may differ from the actual product or condition.

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