K2 Kinsley Snowboard Boots are a mainstay of the women's lineup, and it's easy to see why. They offer solid mid-flexing performance that kills it in every type of conditions, along with a handy dual Boa® H4/M3 Zonal Fit System and K2's 3-Point Harness that dramatically improves ankle and heel fit. Add the heat moldable Intuition® Control Foam liner and you've got the everyday rider's dream boot. Product Details Flex Flex Rating – 6 (1 Soft - 10 Stiff) Fit Articulating Cuff Flex Zone Calf Panel Internal J Bars External J Bars Liner Intuition™ Control Foam 3D Liner – Built with a blend of high and medium density Intuition® foam, this is our most versatile liner. With internal and external J-Bars and a 3D molded EVA insole, the Control Foam 3D liner is built to provide all-day comfort and support. 3-Point Harness Liner Lacing System – The 3-Point Harness is a straightforward solution that doesn’t skimp on support. This system aims to optimize heel hold, while providing ankle support and unrivaled stability to help reduce fatigue. Lacing System H4 / M3 Focus Boa® Fit System – A two reel Boa® system that allows for the upper and lower zones of the boot to be tightened independently. Footbed 3D Formed Dual Density EVA Sole This Grips! Premium Rubber Outsole – A K2 exclusive built to offer the best possible performance at the lowest possible weight. An EVA midsole meets a dual rubber compound for unmatched damping and grip. Harshmellow™ Dampening – Impact and vibration absorption for less fatigue. Additional Features HDR Premium Synthetics – Eight times more durable than a standard polyurethane material, HDR Premium Synthetics is a proprietary synthetic durable finish designed for extreme conditions. The dynamic resin system provides exceptional abrasion and durability performance well beyond standard synthetic materials. Specs Ability Level:Intermediate-AdvancedMore Intermediate-Advanced Flex Rating:MediumMore Medium Lacing System:Boa® Internal Lacing System:Quick-Pull Binding Style:Strap Warranty:1 Year