In compliance with FIA 8877-2022 Weight: 245gr/shoe size 42 Sizes: 37-48 Custom. :ON DEMAND Ispired by top-lavel racing boots. Upper in smooth microfiber leather. Breathable and fresh lining. Shock-absorber footbed. Back insert made with elastic fabric for maximum flexibility during the race. One-piece strap closure system. TPU ultralight sole with differentiated grip texture. High abrasion-resistant print on tip and heel parts.