Speedo Men's Xtra Life Lycra 3 Inch Brief Swimsuit 80% Nylon, 20% Xtra Life Lycra Xtra life lycra fabric lasts 5 to 10 times longer to give you more value for your money Resists bagging, sagging, and the effects of suntan lotion, skin oils, and chlorine Bikini brief with 3 inch side panels and inside drawcord for improved fit UV Block the Burn with UPF 50+ offers tighter knit fabric for higher level of sun protection Made by Speedo, the world's number 1 swim brand