TULIPTREND Mens Sexy Bikini Swimwear Soft Swimsuit Stretchy, Soft And Silky Smooth Material: Nylon 82% Polyurethane 18% Imported Please order with TULIPTREND size chart ,but you are suggested to order 1-Size up if you prefer little bit loose fit S size waist 26.7-29.9 inch (68-76cm) ; M size waist 29.9-33 inch (76-84cm) L size waist 33-36 inch (84-92cm) ; XL size waist 37-40 inch (94-102cm) Machine Wash in Cold Water ; Do Not Dry With Exposed Sunshine and Do Not Bleach Built in Pouch and Adjustable Drawstring, Ideal for Beach, Swimming, Surfing,Water Sports sexy gift etc.