SUNVP Men's Compression Boxer Brief Swimsuit Tie Rope Swimming Trunks Fashion Solid Nylon Splice Board Shorts 90% nylon MATERIAL: 90% nylon WASHING METHOD:Hand wash cold water EASY TO WASH:Hang or lay flat to dry, quick drying. Lightweight and durable for your most satisfactory pair of swim trunks UNIQUE DESIGN:There are strips in the front of the trunk ,you can resize flexibly according to your needs FUNCTION :This cool active trunk are made of superelastic materials that retains its shape and moves with you. The short length is contemporary and perfect for showing off your beach fit for any shoreline.