The ergonomic design of the glove Alpinestars SMX-3 Air is made of goat skin durable and abrasion resistant, with mesh panels integrated to achieve the ideal mix of comfort, performance and protection. Technical data: â?¢ Structure of the back mesh and goat skin - lightweight, durable and very breathable. â?¢ Profile ergonomic fit and riding comfort of the upper level. â?¢ Goat leather palm with synthetic suede reinforcements for extra durability and abrasion resistance. â?¢ The knuckle protection EVA foam provides high levels of kinetic energy absorption. â?¢ TPR reinforcements on the back of the hand and fingers for increased abrasion resistance. â?¢ EVA padding with high absorption at the point of landing. â?¢ Fittings separated fingers for greater flexibility. â?¢ cuff closure with non aggressive micro-velcro for a snug and secure fit.