FISCHER Twin Skin SupeRLite Stiff EF IFP - Nordic skis"The Twin Skin Superlite EF is a lightweight, versatile ski for all conditions and it is always a favorite of skiers looking to take the next step. It has Efficient Forward for an effective, forgiving kick that requires less energy. Speed Grinding 2. 0 offers race quality gliding properties. The offset, variable depth design of the Twin Skin mohair strips offers consistent, efficient grip, even on hard track conditions."