Women's one-piece swimsuit in solid colour black, wine red, or peacock blue available in sizes S, M, L, XL, and XXL with a backless design, high elasticity, and a waterproof fit suitable for swimming and beachwear.
Women's solid colour one-piece swimsuit with backless design and high elasticity fabric

This one-piece swimsuit offers a practical and stylish solution for swimming, beach days, and other aquatic activities. Its solid colour design in black, wine red, or peacock blue provides a classic look, while the waterproof polyester construction ensures functionality. The swimsuit's defining features include a high elasticity fit from its spandex-lined fabric and a contemporary backless cut. Available in a range of Asian sizes from S to XXL, it is designed for a close, secure feel, though careful size selection is advised due to regional sizing differences.
Features and Construction

The swimsuit's design focuses on a balance of style, fit, and practicality for water use. Its construction details are centred on the materials used and the specific cut of the garment.
Material and Build
The swimsuit is primarily constructed from polyester fabric, which provides the garment's waterproof quality and main structure. This is combined with a spandex lining composition, which is responsible for the swimsuit's noted high elasticity. This material combination creates a close-fitting, tight feel that is intended to stay secure during movement in the water. The fabric choice supports the swimsuit's core function as waterproof swimwear suitable for swimming.
Size and Practical Fit
This swimsuit is offered in five distinct sizes: S, M, L, XL, and XXL. A crucial buying consideration is that these are Asian sizes, which the source indicates are typically one to two sizes smaller than standard European and American sizing. Therefore, selecting a larger size is recommended if your measurements fall between two sizes. It is also important to allow for a potential 2-3 cm difference in measurements due to manual sizing methods, emphasising the need to consult the provided size chart carefully before purchase.
Uses and Placement

The swimsuit's design and materials make it suitable for specific environments and activities. Its application ranges from dedicated swimming sessions to more casual settings.
Event or Professional Use
With its solid colour options—black, wine red, and peacock blue—and its backless, form-fitting style, this swimsuit can serve well for synchronized swimming, pool-based fitness classes, or casual resort wear where a sleek appearance is desired. The waterproof nature of the polyester fabric is essential for these aquatic environments, ensuring the garment performs its primary function effectively without becoming waterlogged or losing its shape during prolonged use.
Everyday Home Use
For everyday swimming at a local pool, beach outings, or holiday wear, this one-piece offers a practical solution. The high elasticity provided by the spandex lining allows for comfortable movement and a personalised fit that adapts to the body. The simple, solid colour design makes it easy to match with other beach accessories like wraps or hats. Its construction as a one-piece swimsuit provides more coverage and security than a two-piece bikini for active use.
Benefits and Buying Value

The value of this swimsuit lies in its straightforward design focused on core swimming needs. Its benefits are derived from its material properties and fit.
Reuse and Low Maintenance
As a garment made from synthetic fabrics like polyester and spandex, it is likely to be durable through multiple uses when cared for according to general swimwear guidelines, such as rinsing after use in chlorinated or salt water. The solid colour design helps maintain a consistent appearance over time, as it is less likely to show fading patterns compared to printed designs. The simple construction without excessive detailing may also contribute to easier maintenance and longevity.
Why Choose This Product
This swimsuit presents a clear choice for buyers seeking a no-fuss, functional one-piece with a modern backless element. Its value is in offering a waterproof, elastic fit in a selection of classic solid colours. The key differentiator is its specific sizing system; it caters explicitly to those familiar with or suited to Asian sizing charts. For buyers who find a good fit within this range, it provides a targeted option that combines a specific aesthetic (backless, solid colour) with the practical requirements of swimwear.





