FORMA Phantom Flow racing boots Black, 39

Features: Outside: - Microfiber upper - Personalised double-density rubber sole - Rear vertebrae system to ensure controlled flex and torsion - Injected and moulded plastic protections - Three titanium sliders (front, side, rear) - Polyurethane gear shift protection - A. I.S. (Air Intake System): air intakes for ventilation - Velcro and zip closure - Side lever closure - Shock-absorber insert in the heel - Innovative front cambric system with skeletal design that provides increased flex and protection Inner: - Air mesh lining - Polyurethane nylon reinforcements - Soft polymer padding with memory foam - TPU Dual Flex with anti-shock felt midsole - Anti-bacterial replaceable footbed with A.P.S. (Air Pump System)