arena's durable and chlorine-proof Solid Team Swim Briefs for men from 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 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 and an adjustable internal drawstring for an excellent fit. 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. The test is conducted by an independent OEKO-TEX partner institutes based on an extensive criteria catalogue. Max Life EcoMax Life Eco is Arena's new sustainable fabric for swimwear. It is durable, 100% chlorine resistant and made from recycled polyester. This innovative fabric fits well and keeps its shape even after frequent wear. With 50+ UV protection. Quick-drying.