The Vevor curved weight vest plates set is designed to increase workout intensity with a comfortable, ergonomic fit. Made from heavy-duty steel, the plates feature smooth rounded edges to help reduce wear on your vest during training. Their curved shape helps distribute weight evenly across the chest and back for improved stability and comfort. This pair is suited for strength and endurance training, running, jogging, hiking, pull-ups, push-ups, and other heavy workouts. Vest not included.