ALWAYS CHECK THE SIZE CHART (IN IMAGE SECTION ABOVE). SIZES PROVIDED ARE UK SIZES, BE SURE TO MEASURE AND CHECK THE SIZE CHART BEFORE ORDERING. This Arena One Floating Tech Back swimsuit is a great choice for club and fitness swimmers that need a swimsuit for regular pool use. Made with Arena's 100% chlorine resistant, MaxLife Eco fabric, an innovative swimwear long-lasting performance material. Made with at least 50% recycled polyester from plastic bottles, this durable material has built-in shape retention power for an amazing fit and 50+ UV protection. The production process was optimized to save energy, reduce CO2 emissions and minimize water usage. This advanced swimwear fabric keeps it shape longer than other materials and fits like a second skin. Hydrodynamic in the water, quick to dry for post-swim comfort and integrated UV protection for safe swimming under the sun. The open Tech back of the swimsuit and the cutout in the front ensure maximum freedom of movement, an excellent feel in the water and less water resistance. Ergonomic shoulder straps provide a secure and comfortable fit. Medium-cut leg style. Features: Tech Back Style Maxlife Eco PBT construction Chlorine Resistant 50+ UV protection Quick drying Fully Lined Medium cut leg, 100% Polyester (53% of which is recycled)