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 Solid Blue Cosmo Lace back swimsuit is the ideal swimsuit for intense training days and 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. Experience optimal freedom of movement with this Arena open Lace back swimsuit with thin shoulder straps. High-cut leg style. Features: Quick drying Lace Back Style Maxlife Eco PBT construction Chlorine Resistant Front Lined High cut Leg,  50+ UV protection 100% Polyester (53% of which is recycled)