Union Ultra Womens Snowboard Binding 2025

The Union Ultra Snowboard Bindings take comfort, response, and freestyle flex to a whole new level. Trusted by pros like Jess Kimura and Henna Ikola, the Ultras deliver a ride that’s soft where you want it and responsive where you need it. Whether you're lapping the park or slashing pow, these bindings provide cloud-like cushioning and a uniquely surfy board feel thanks to their cutting-edge construction.

They’re light, durable, and built for riders who expect more from every turn, landing, and tweak.

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Product Details

Flex

• Flex Rating – 6/10: A balanced flex that offers freestyle-friendly movement with the power and precision needed for all-mountain riding.

Baseplate

• Stage 11 | Asym Duraflex ST Baseplate: Asymmetrical design allows for increased torsional board flex. Made with durable Duraflex ST nylon for long-lasting performance. Includes the all-new Astro Washer to prevent heelcup slipping.
  
  
  

• Molecular Bushing: Offers enhanced shock absorption and vibration damping while being 15% lighter than Union’s Fused Vaporlite. Designed to reduce foot fatigue and improve board feel.

• TPE Outsole: Snow- and ice-resistant, this baseplate layer eliminates the need for glue, providing clean, consistent contact with your board.

Highback

• Stage 15 | Ultra Duraflex ST: New freestyle-focused highback design with integrated bushings for better flex and quick response edge to edge. Made from ultra-strong yet flexible Duraflex ST nylon.

Straps

• Forma X Ankle Strap: Combines an Exoframe exterior for quick response with a plush, padded interior for all-day comfort. The connector acts like a mini suspension system for your boot.

• TS 5.0 Ultragrip Toe Strap: Grippy, flexible toe strap that molds to any boot shape for a locked-in feel.

Buckles

• Magnesium S1 with Steel Base: Lightweight and durable ratchets that hold strong lap after lap. Union’s tried-and-true bombproof system.

Additional Features

• Mini Disk Mounting: Compatible with 2x4 and The Channel™ board mounting systems.

• Grade 8.8 Steel Hardware: Industry-leading strength and reliability for confident performance in all conditions.

• Extruded 3D Aluminum Heelcup with Astro Washer: Lightweight, stiff, and durable—delivers maximum heel hold and power transfer.

Specs
Ability Level: Intermediate-Advanced
Flex Rating: Medium
Binding Style: Strap
Binding Mount Pattern: 2x4, Channel
Athletes: Jess Kimura, Henna Ikola
Warranty: Limited Lifetime (Baseplates & Heelcups), 1 Year (All Other Parts)