Contact Base – This carbon-injected base is made of Dupont™ Zytel® ST and is guaranteed against breakage with a lifetime warranty.

Dupont™ Zytel® ST – The highest-quality nylon is used on all Union baseplates to result in strength, safety and security.

Dual Zone EVA Bushing – Two separate zones of EVA provide underfoot dampening for a more comfortable ride that distributes your pressure more evenly for equal board flexibility with no dead spots.

Universal Discs

All-New Fusion Highbacks – Offers up lateral tweakability in any temperature.

Shift-on-the-Fly Forward Lean

All-New 3D Direct-Connect Strap System – Multi-Layer Tapered Strap Core evenly distributes pressure.

Tool-Free Size Adjustment

All-New Open Toe Straps – Multi-positional options with open Ultra Grip™ Design

Injected Aluminum Buckles – Fast in, and fast out. Union aluminum is second-to-none.

Extruded Anodized Aluminum Heelcups – The strongest and most versatile aluminum heelcup on the market, extruded aluminum comes out 100% pure and maintains its true shape no matter how much wear and tear you inflict. Also, every Union heelcup undergoes an anodizing process—reinforcing the already bombproof apparatus with 30% more strength.

Grade 8.8 Hardware – The most commonly used hardware is made from "mild steel" that has a property class of only 4.6. Considering how much stress a binding goes through, Union uses only the highest-strength steel, with a property class of 8.8.