Stage I Base – A lightweight and bombproof base that is made out of Dupont™ Zytel® ST and offers up a lifetime warranty

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

Injected EVA Bushings – They dampen vibrations underfoot to promote a more comfortable ride and a smooth, even board flex with no dead spots. Each size comes with its own durometer for custom performance.

Multizone Dupont™ Zytel® ST Highbacks – These highbacks are tapered towards the top, providing flex and tweakability where you want it and support and durability where you need it. Made of Dupont™ Zytel® ST for maintaining flexibility and strength in the widest range of temperatures.

Quick-Adjust Forward Lean – Tool-free-adjuster allows on-the-fly foward lean adjustment

Direct-Connect Strap System – Simply and directly connect your straps for a simple and quick strap that won't come undone.

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

All-New Toe Buckle System – Multi-positional options with open Ultra Grip™ Design

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.

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.

Universal Disks – Compatible with any traditional 4x4 mounting system and 3-hole board patterns. Channel Compatible Discs are available separately from Union to fit Burton snowboards with The Channel.