Kastle PX81 Ski K11 PRD GW Ski Binding 165 The versatile PX81 delivers lively and playful fun on the groomers. The carbon reinforced sandwichsidewall construction with Hollowtech 3.0 and premium wood core guarantees superior dampness and edge grip even at high speeds. This is a carving ski for advanced skiers When it comes to lively yet balanced piste performance its hard to beat.KastleIntermediate to AdvancedAll Mountain