MATERIAL: 57% nylon, 34% cationic, 9% spandex. FIT: Run big | Size Down if in-between DESIGN: Meet the Core Luxe Shorts—your favorite style, now in a whole new fabric. We took everything you loved about the Core Shorts and upgraded the feel with an ultra-soft, luxe material that moves with you. This new fabric is stretchier, so if you're between sizes, we recommend sizing down for the perfect fit. Same look, next-level comfort. MODEL: The model in the first photo is 5'8", with bust size 34, waist size 26, and hip size 36, and wears size XSmall.