Craft Sportswear Men's Active Extreme Athletic Wicking Skiing/Bike/Cycling/Training Base Layer Pants: cooling/protection/ventilation/ride/outdoor/sport 100% Polyester Imported Lightweight, elastic, quick-drying underpants with ergonomic fit and soft seams Ergonomic fit and superb drying effect A hexa-channel fiber against the skin enhances moisture transport, which cools the body down Flatlock seams that follow body movements