NA11002 Nils Extreme is a model of roller skates designed for beginners and intermediate enthusiasts of skating. It is a combination of interesting design and the highest quality materials ensuring high comfort of use. The boot is made of a synthetic leather, the velvet material, the MESH and the high density foam. This composition makes skating extremely comfortable. Moreover, the boot is ventilated. ABEC7 class bearings provide high quality traction. Soft wheels ensure good adhesion to the ground and they absorb all vibrations very well. The boot is equipped with a two-section buckle, Velcro and laces to ensure maximum safety while skating, and the brake made of the highest quality impact-resistant PP ensuring safe stop even at relatively high speeds. The size adjustment system makes it easy to adjust the size to a user's foot quickly, making that skates can be used many seasons! Specification: Skid: aluminum Bearings: ABEC7 Boot: semi-soft, with a vent system Shell: PP Material: Velvet Mesh Synthetic leather High density foam Wheels: PU70 mm/82A (S 31-34) PU76 mm/82A (M 35- 38) PU80 mm/82A (L 39-42) Snap: Two-section snap fastener Hooks and loops Lacing Inner shoe length: 230-255 mm Brake: Impact-resistant PP Remarks: Not for the commercial use 24 months warranty