Flex: 1:1 Firm Flex PowerUp tongue
Liner: Infinite Ride 4 liner with Dryride heat cycle lining, Tuff cuff, and Rad pad.
Lacing System: Speed Zone lacing system.
Footbed: Level 2 Molded EVA Footbeds with ESS support shank and aegis antimicrobial coating.
Additional Features: Total Comfort construction. Shrinkage footprint reduction technology. Snowproof internal gusset. Outer shell pressure relief panel. Low profile EST optimised midsole featuring autoCANT and ReBounce cushioning with sleeping bag reflective foil.