arena's durable and chlorine-proof Solid Team Jammers for men from the arena's Performance line 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 extremely quick-drying and long-lasting. This eco-friendly version of arena s MaxLife fabric contains at least 50% recycled polyester from PET bottles. Plus the production process of the fabric was optimized to save energy, reduce CO2 emissions and minimize water usage. Equipped with a comfortable front lining. The adjustable internal drawstring guarantees an excellent fit. Side length: 45 cm. Every component of the STANDARD 100 by OEKO-TEX® labelled fabric has been tested for harmful substances, ensuring this article is harmless to human health.