ADRENALINE ATTIKO motorcycle boots are made of PU- coated natural leather , i.e. split leather covered with polyurethane. A TPU insert has been used on the tip of the boot . This is a thermoplastic polyurethane, which is characterized by high resistance to abrasion and cracking. In other places exposed to abrasion, Cordura inserts have been used . The reinforced sole provides good control of the gearbox and grip . The shoes are fully waterproof . Inside the shoes there is a comfortable lining, the panels at the back and front make them exceptionally flexible . The fastening is a zipper from the renowned company YYK secured with a wide Velcro flap. The embossed reflective element at the back provides additional visibility. The shoes are fully certified .