Dual Storage Pockets: Featuring a front detachable pocket that can be conveniently tied to your arm, and a rear mesh pocket, our weighted vest offers ample storage options. Keep your valuables like phone, keys, and wallet safe. Comfortable Material: Made with premium neoprene, our body weight vest is breathable, sweat-proof, and gentle on your skin. The filler consists of stable, odorless iron pellets. Multiple reflective stripes enhance visibility in low-light conditions, helping to prevent traffic accidents during outdoor exercises.