PREMIUM MATERIAL: This strength training weight vest is built to last with durable neoprene rubber fabric, double-stitching, and weighted with iron sand for extreme durability through hundreds of different workouts. DUAL STORAGE POCKETS: Enjoy your workout without the fear of losing your valuables! Includes detachable front zipper pockets to keep your cell phone, car keys, and other items safe and secure, plus a rear elastic-mesh pocket for extra convenience. COMFORTABLE MATERIAL: Enjoy your workout in complete comfort with maximum mobility. With cushioned shoulder straps and gentle, non-chafing fabrics, you can go the extra mile in your personal fitness journey with ease and comfort! ADJUSTABLE FEATURES: Adjustable elastic straps and reflective stripes help this vest go any place at any time.