New design makes for extremely comfortable use and fast on and off. Ideal for working on body shots and lower body techniques. Absorb body shots with little feel. Use in combination with punch mitts to simulate actual sparring. Extremely light weight PVC nylon outer with almost 3" of multi-layer special cell padding. Simple adjustments for easy attachments and snug fit. Complete with adjustable, shoulder straps with Platinum comfort foam shoulder pads for added comfort and security. One size fits most.