NA9080 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 synthetic leather, EVA and velvet material, the MESH and high density foam. This composition makes skating extremely comfortable. Moreover, the boot is ventilated. ABEC9 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: ABEC9 Boot: semi-soft, with a vent system Material: Velvet Mesh EVA Synthetic leather High density foam Wheels: PU70 mm/82A (S 31-34) PU72 mm/82A (M 35-38) PU76 mm/82A (L 39-42) Snap: Two-section snap fastener Hook and loop Lacing Inner shoe length: 175-200mm Brake: Impact-resistant PP Remarks: Not for the commercial use 24 months warranty