Made for having fun in the water! The extremely durable, chlorine-proof, and stylish arena Crowded Swim Jammers for boys from arena 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 (AS 4399:2020) is quick-drying and long-lasting. This eco-friendly version of arena's MaxLife fabric contains at least 50% recycled polyester from PET bottles. Finished with a comfortable front lining, the adjustable internal drawstring guarantees an excellent fit. Side length: 36 cm. The Global Recycle Standard is an international, voluntary, third-party verified environmental standard that proves the recycled content of the material, its chain of custody, and compliance with social and environmental practices in the production chain.