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. The Arena One Dreams Double Cross Back Swimsuit is a great choice for club or fitness swimmers that require a durable swimsuit for training sessions.  A Double Cross One Back design has combined thin and wide straps with a wide back opening, giving you maximum freedom of shoulder movement an excellent feel of water and reduced drag. With non-restrictive straps, make it perfect for all training drills, its medium leg cut provides style and comfort for you during your long hours in the pool. 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. Its construction is based on specifically engineered PE yarns, providing elasticity and combining an exceptional fit with power retention performance.Additional features include its quick drying properties and 50+ UV protection, this is the perfect suit for the intensive swimmer   Medium-cut leg style. Features: Double Cross Back design Maxlife Eco PBT construction Chlorine Resistant 50+ UV protection Quick drying Fully Lined Medium cut leg, 100% Polyester (53% of which is recycled)