Mir 20LBS (SHORT STYLE) ADJUSTABLE WEIGHTED VEST 20 Lbs. Total, Increment 3Lbs. One Velcro belt included. Super Compact, and design for maximum mobility. All upgradeable individual packets can hold up to 60lbs. Mid-chest belt for maximum hold no bouncing and no shifting. Weights are loaded at top body front & back for optimum performance. MIR SECURE STRAP Not Included.