Whether you're training at the gym or on the track, the 2XU Reflective Run Mid Tight with Back Storage has got your back. Made using durable nylon and LYCRA fabrics, this tight features graduated compression for faster recovery, reduced muscle fatigue, and risk of injury so you give your best no matter what. Moreover, the 360 reflectivity provides safety and added visibility in low-light conditions, while the pockets at the waistband allow you to conveniently carry your essentials when on the go. 360 reflectivity Wide waistband Large pocket in waistband for phone storage Small pocket for essentials Compression support to adductor, glute, quad, hamstring, and calf for reduced muscle damage Graduated compression for faster recovery Flatlock seams to reduce chafe 72% nylon, 28% LYCRA 72% nylon, 28% LYCRA. California Prop 65 Warning: