RESPONSE: 8/10 LACING: Dual Zone Fit System - With two top-of-the-line h4 dials, this is the apex of snow boot technology. lock in the perfect fit with unmatched speed and precision. INSOLE: Molded IMPACT-ALG™ Insole - High-Performance insoles made from algae blooms. The molded design gives a more comfortable, responsive fit on our top-tier snow boots. LINER: Response Liner R3 - Our warmest, most technical, and most responsive liner yet. We made the response liner III extra cozy by lining it with faux fur and adding 3mm thinsulate to the forefoot while the aerotech ventilation window helps keep things fresh. With the stability of the sole re-purpose insole and the supportive multi-density body, this is our pinnacle performance liner, packed with the full arsenal of apex technologies. OUTSOLE: Vibram® Outsole EXTRAS BOA® Silver SS Laces PrimaLoft® Insulation Leather tongue overlay Internal ankle harness Aerotech Ventilation System
