AmpTek Auto Turn Rocker – Amptek Auto Turn has an 70/30, rocker/camber blend for effortless turn initiation and an easy playful ride.

Flex Rating – 4 (1 Soft - 10 Stiff)

RadCut – A traditional sidecut between the inserts fuses with multiple reverse sidecuts toward the tip and tail, providing real time sidecut adjustment to the ride, ie. longer when faster, shorter when slower, and delivering the perfect cut at all times. RadCut is offered in multiple versions, each tailored for individual riding styles. More aggressive sidecut blends deliver quicker, livelier turns, while smoother sidecuts offer a more fluid, relaxed ride.

Wood 5620 – 5620 cross-weave fiberglass is wrapped around a vertically laminated wood core for durability and smoothness.

Sintered 4400

3S Serrated Edges – Rossignol's exclusive edge technology offers three, smaller points of edge contact (one between the inserts and two at the tip and tail), improving bite and grip along the entire edge for better stability.

2 x 4 Insert Pattern

Flex Rating – 6.5 (1 Soft - 10 Stiff)

Stage 5 | Duraflex – Duraflex material was specifically engineered to maintain consistent flex in a wide range of cold temperatures. Exclusive to Union for snowsports products.

EXT Thermoformed EVA Bushing – Multi-density bushings sustain their function each season - unlike urethane rubber or other materials that change color and become brittle over time.

Extruded 3D Aluminum Heelcups – Designed for optimum heel hold and minimization of drag, Union 3D Extruded Aluminum heelcups are the strongest in the business.

Canted Footbeds

Tool-less FLAD

Stage 11 | Duraflex – Duraflex material was specifically engineered to maintain consistent flex in a wide range of cold temperatures. Super lightweight, incredibly durable and perfect for beginner to advanced freestyle riding.

ExoFrame 2.0 Ankle Strap – Rapid response, trusted by professional snowboarders.

1.0 Hexgrip Toe Strap – Multi-positional options and thermoplastic anti-slip material keeps you locked in and on point. Each version has differing amounts of material based on weight. Toe strap adjustment has been redesigned and reinforced with double the connection strength, thanks to the new pin system.

Aluminum – Fast in and fast out - the new mechanism combined with Union aluminum is superior to any binding buckle eon the market = with the exception of Union magnesium.

Grade 8.8 Steel Hardware – The strongest steel available on the market, Union's use of Grade 8.8 represents a commitment to delivering the strongest and most reliable bindings on the market today.

Camber Disk – 4x4, 4x2, and Channel compatible.

2% per B4BC binding sold is donated back to Boarding For Breast Cancer

Flex Rating – 6 (1 Soft - 10 Stiff)

Articulating Cuff Upper with HDR Premium Synthetics

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.

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.

TX3 Lacing – BOA®’s first textile lace in the snowboarding category, 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.

3D Formed EVA Footbed

This Grips! Premium Rubber Outsole – A K2 exclusive built to offer the best possible performance at the lowest possible weight. An EVA midsole with Harshmellow™ pods makes this quiet underfoot, and a dual rubber compound provides unmatched grip for the parking lot and the boot pack.

Harshmellow™ – Harshmellow™ is a magical dampening system that replaces industry standard foam dampening materials. Harshmellow™ is strategically placed to dampen vibration underfoot to provide for a more “quiet” feel underfoot, reduce vibration from impact, and reduce fatigue while snowboarding.