TYR(R) Sport, Swimwear, Men's Guard, Challenger Trunk; Size: Large, Color: Navy, Material: 100% Sanded Polyester, Design: for both comfort & accelerated dry time with UPF 50+ protection, Features: elastic waistband with drawstring closure, hook and loop side velcro pocket, 9.5" base inseam & built-in boxer style liner support, For Use : at pool and/or beach