The Moisture Transport system is responsible for the removal of sweat from the skin, which subsequently evaporates on the surface of the clothing. The elastic waistband with the Under Armor logo keeps the boxers securely in place. Minimum seams for maximum comfort. There are 3 pieces of boxer shorts in the package. Underwear cannot be exchanged or returned for hygienic reasons. Please pay extra attention when choosing the size. ADVANTAGES: nice material exceptional four-way elasticity sweat drainage three pieces in a package elastic waist minimum seams