Unisex children’s set of Seamless pants and jersey, made with a highly technical yarn that helps maintain a sparse body temperature.This underwear is a perfect base layer for sports activities because of the fabric’s breathable characteristics and localized weaves at the points of greatest perspiration.Seamless technology eliminates seams and gives the garments extreme comfort and freedom of movement. Dry Function technology promotes the immediate evaporation of sweat and the body’s natural thermoregulation.This garment is Oeko-Tex® Standard 100 certified because it ensures the utmost care is taken to use only materials and dyes that are non-polluting to the environment and toxic to people.