Feel the speed in these extremely durable, chlorine-proof and stylish arena men's Dynamic swim jammers from the Arena Performance line. They are ideal for both competitive and regular swimmers who swim frequently in the pool. The highly chlorine-resistant MaxLife Eco fabric with integrated UPF 50+ UV protection is quick-drying and long-lasting. This eco-friendly version of arena's MaxLife fabric contains at least 50% recycled polyester from PET bottles. Equipped with comfortable front lining. The adjustable internal drawstring guarantees an excellent fit. Features Performance and style! Extremely durable and chlorine-proof offer long-lasting performance in the pool arena MaxLife Eco fabric: Maximum chlorine resistance and extreme durabilit UPF 50+ UV Protection Quick Drying Properties, at least 51% of the polyester is recycled, perfect for intensive training Internal Drawstring for a perfect fit Comfortable front lining Side Length: 45cm Ideal for both competitive and regular swimmers who swim frequently in the pool