The Speed ​​50 glove consists of a composite molded foam block. This gives the boxer the convenience of landing gloves on the hand the optimal level of security partner during training. New Velcro system with a Strap-Up Technology ®: for quick and accurate adjustment of boxing gloves. Made of polyurethane 3 generations of technology PU3G INNOVATION. PU3G is an innovative polyurethane of a new generation that looks like leather, is soft and durable, and is insensitive to fluctuations in temperature and humidity.