Godsen Men's Swimming trunks Boxer Brief (X-Large, Blue with White) 80% Nylon/20% Spandex Machine wash cold / Tumble dry / Do not bleach Perfect for aquatic sports Compression fit bolsters muscle support and increases circulation Elastic waistband for superior comfort and support Feature:fast dry,waterproof,can wear for swimming or spring Excellent flexibility,Good Elasticity and Comfortable , Great for skiing, snowboarding, training, competing, and all weather sports and activities