New model with wrist lock 2 velcro strapThere is no glove like this in the market. We choose what we think are the best materials for a bag glove. The RB10-d3o trade has been developed to give the boxer an ultimate hand protection Super microfibre construction AirFlow Control system helps to keep your hands cool during training. D3o Intelligent shock absorption technology;Absorbs 40% more energy than most Super bag gloves. Absorbs 15% more energy and is 38% lighter than most Gel bag gloves; Size female hands and small mens Size M - large women medium men hands, L - average hand mens,