The Nike Trail Running Belt is designed to reduce bouncing and help keep your items secure during your run. A removable bungee system holds extra gear, while elastic-silicone loops let you store your poles for easy carrying. Benefits:Nike Dri-FIT technology moves sweat away from your skin for quicker evaporation, helping you stay dry and comfortable. Four internal pockets and a secure zipper pocket for your phone and valuables. [] Product Details:81% polyester/19% spandex. Spot clean. Imported. Style: N1012416; Color: Black/Sail/Sail; Size: XL; Gender: Unisex; Age Group: Adult | Nike Trail Running Belt in Black, Size: XL | N1012416-077