The technology of Rossignol&';s World Cup level cross country race skis is infused into the chassis of the X-ium R-Skin, and the proven R-Skin replaceable mohair insert means no need to grip wax to stay with the pack. This is a top pick for an affordable skin ski that has performance rivaling the top tier skis. The Universal C2 camber design has enough height at half body weight to keep the skin from dragging. A balanced design of tip and tail splay and contact length will provide great glide in a wide range of conditions. R-Skin replaceable mohair insert offers an easy, consistent kick and maximum glide with no prep work; Good for 100-150 days on snow Nomex Honeycomb core features ultra-lightweight aramid fibers in a honeycomb shape with a high strength-to-weight ratio for powerful, elite-level performance ACTIVE CAP construction combines ROSSICAP and multi-directional fiberglass for a supple flex from tip to tail to glide over uneven terrain and increased torsional rigidity f