I Boxing gloves Adidas Spees 501 Metallic with Velcro are perfect for your Boxing, Kick boxing and Muay Thai workouts. Made of high quality leather, internally they feature. cloud and memory foam padding. On the wrist is a closure with rigid velcro which allows the wrist to be effectively wrapped and supported. In addition to the excellent technical features, what makes these ultra special is that they are. Boxing gloves is provided by the metallic finish of the leather, for a champion style.