The Unisex 16lb Weighted Run/Walk/Jog Vest by Prodigen is a versatile fitness accessory designed for running and jogging activities. Made from neoprene material in black color, this vest is adjustable with a buckle strap and reflective strips for enhanced safety during low-light conditions. With a practical pocket feature, this weighted vest is perfect for adding resistance to your workout routine and improving overall strength and endurance. Ideal for both men and women, this vest is a great addition to any fitness plan. I use these personally they are fantastic! Great price!