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 Pool Tiles Challenge Back swimsuit is a great choice for club and fitness swimmers that require a swimsuit for regular pool use. This arena swimsuit features an eye-catching print that will impress in and out of the water. Made with the 100% chlorine-resistant arena MaxLife fabric with integrated UV protection UPF 50+ is extremely quick-drying and long-lasting. This new eco version of the orginal Maxlife fabric features more than 50% recycled polyester obtained from plastic bottles. The open Challenge back in combination with thin straps and high cut leg provide maximum freedom of movement, excellent feel of water and reduced drag.  Features: Arena MaxLife Eco fabric: Maximum chlorine resistance and extreme durability Challenge Back Design UPF 50+ UV protection Quick drying properties At least 50% of the polyester is recycled Thin straps High cut leg Front Lining 100% Polyester (eco-friendly fabric: 51% of Polyester is recycled)