Features Racing boots made of abrasion-resistant, matt cowhide Breathable mesh textile lining Comfort footbed Zipper on the inside for linen straighten entry Width adjustment on the calf with Velcro Padded TPU shin plate with integrated ventilation opening TPU heel counter with integrated ventilation opening TPU molding on the outer ankle for better abrasion protection Replaceable toe sander made of aluminum Plastic inserts on the inner ankle for better abrasion protection Soft accordion stretch over instep and heel for optimal comfort Gear lever reinforcement made of rubber for best grip Abrasion-resistant rubber sole