Men Swim Trunks 7" Swim Shorts Bathing Suit with Compression Liner No Chafe 18-21 Inch Length Stretch 100% Polyester Imported Drawstring closure Machine Wash Fabric --- Knee-length swimming trunks made of professional and durable 4-way stretch polyester fabric, it is dry fast, light weight, soft silky touch, and UPF 50+ function. It is suitable for long-term wearing and feel comfortable without tightness. Features --- New generation compression liner design. This luxurious liner is a lightweight, super-supporting, abrasion-resistant flat-angle inner lining, which can protect your skin from chafed, and to prevent the embarrassment of sticking to the skin when the swim trunks are soaked. Standard American size, 7 inch inseam, knee level length, traditional but stylish. Size:S Waist:28"~30", M Waist:32"~34", L Waist:36"~38", XL Waist:40"~42", XXL Waist44~46. Elastic waist belt with drawstring & Deep and large pockets --- Drawstring goes through the elastic waistband for freely adjustment to fit your waist, prevent swimming shorts from slipping down during strenuous exercises. Occasion --- Suitable for swimming, surfing, running, gym, casual wear or relaxing on the beach or at home. The board shorts are also a great gift for son, boyfriend, husband or dad.