Lululemon Run: Speed Short sz 10 Pinstripe White Black NWT made with Swift fabric for 4-way stretch and moisture wicking capabilities cut to perform: vents at back for breathability and split legs for freedom of movement smooth Luxtreme waistband wicks away sweat COOLMAX® liner is soft and breathable continuous drawcord so you can always cinch secure zipper pocket on back waistband for keys, gel packs and cards chafe resistant flat seams to help prevent skin from getting irritated