If you want to buy a high quality weight-bearing sand clothing to avoid hurt in boxing， then this Adjustable Weight Vest will be your best choice. This kind of sand clothing is designed specifically for Sanda competition and sparring. It has the perfect function of protection for trainers and competitors. It is used mainly for wrapping around your upper body to prevent the punches， kicks and knee strikes. Moreover， theweight is adjustable. It is made of high density material， wear comfortable.                                    Features            Made of high-stretch material， safety and convenient to useDesigned with adjustable shoulder， comfortable to wearIt is an ideal equipment for physical fitness， losing weight and exercising agile                                                            Specifications            Hollow Weight    1kg    <br>Weight    29.98oz / 850g    <br>Color    Black    <br>Dimensions    (18.50 x 22.44)" / (47 x 57)cm (W x H)    <br>Other Features    Can Fill In At Most 56 Pieces Special Steel Plates， Lets Vest Weight Max 26kg (57lbs)    <br>Material    Super Durable Oxford and Hook Strength Ribbon    <br>                                                            Package Includes            1 x Adjustable Weighted Vest