LACING: H4 COILER BOA® FIT SYSTEM WITH TX3 LACING A cable and reel based lacing system that creates even tension and easy lacing operation. This system features low friction guides for even tightening. TX3 is constructed from recycled PET with a structural core. This lace provices a softer, more flexible look similar to the characteristics of a traditional lace but the superior closure of a BOA® system. LINER: INTUITION® CONTROL FOAM 3D LINER Heat moldable medium and high-density Intuition® foam forms to the exact shape of your leg, ankle, and foot for superior fit, warmth, and comfort. INTERNAL & EXTERNAL J-BARS: Adding J-Bars to a liner helps add structure and reduce heel lift. CONDA™ HEEL RETENTION / Single Destiny ASYM Conda™ Powered by a BOA® M+2 reel, K2 Conda™ technology replaces an internal harness, is micro-adjustable, and aids in eliminating heel lift A patented K2 liner lacing system that uses a urethane harness to gently hug your ankle, creating unrivaled heel hold. BOA® Conda™ allows for adjusting liner tightness and heel hold on the fly from outside of the boot, even with gloves on. S’CAFE™ COFFEE MESH A post-consumer recycled coffee ground mesh liner layer that controls odor and absorbs moisture. CUSHIONING: RUBBER REINFORCEMENT Abrasion resistant reinforced outsole rubber is placed in areas of high stress to extend the life of the boot and increase durability ENDO™ 2.0 HEEL COUNTER An injected heel counter offers us the ability to provide a lighter weight snowboard boot with more precise rebound, and a longer life-cycle. THIS GRIPS!™ PREMIUM RUBBER OUTSOLE WITH HARSHMELLOW™ Premium dual-density rubber outsole featuring K2’s proprietary This Grips!™ compound. Taking inspiration from modern skate footwear, K2 new cupsole outsole features a rounded heel for less drag while hiking, a wrapped arch for support and stability, & vibration damping Harshmellow™ in the heel and forefoot. FLEX AND RESPONSE 6 out of 10 (1 Soft - 10 Stiff) FLEX ZONE UPPER CUFF The flex zone upper is designed to help retain a consistent flex pattern while reducing shell distortion when flexing. FLEX ZONE CALF PANEL Flexible neoprene is placed at the liner's cuff to reduce pressure points on calf muscles. K2 Snowboarding Women's Contour BOA Snowboard Boot