The CushFit liner utilizes a combination of standard open and closed cell EVA foam in a similar multi-layer construction to offer warmth, comfort, and performance right out of the box. Asymmetric Tongues enhance fit and ensure smooth flex initiation, while the Power Collar offers the upper cuff support you demand to tackle the whole mountain.
Dual-injected Thermo Plastic Rubber (TPR) with Thermo Plastic Urethane (TPU) increases the life of your boots and provides secure footing whether walking on rock, ice, or stairs.
Extra wide, strong, and powerful cam-lock PowerClinch strap featured on the SpYne 130. Durable Velcro Powerstraps in varying widths for support and strength on all other models.