Unisex Ski Bindings Intermediate-Advanced Warranty: 3 Years Ride and Hike Toe Auto Quad Lock Technology Stainless Steel AFD Gliding Plate Anti Ice Rail Inter Pivot 3 Freeride Heel Boot Compatibility: Sole.ID, Tech Inserts Needed For Hike Function Huckers, hard chargers, and Clydesdales demanding touring capability, the Marker Duke PT 13 Alpine Touring Ski Bindings are ideal. Featuring full alpine retention and tech touring, these bindings consist of a convertible toepiece and more-or-less alpine heel. To enjoy the ascent, simply pull the toepiece cover forward to access the tech toe pins (optional cover removal for weight savings). The cover snaps back down to convert it to an alpine toe for shredding. Dependable and perfect for situations requiring reliable retention. Marker Duke PT 13 Bindings