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Union Wms Astra Step On®

New for 2027 and built just for the ladies — the Union Astra Step On® Snowboard Bindings bring a fresh take on effortless all-mountain riding.

AvailabilityIn stock

SKU

UNI-347

As low as $499.99

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Specifications

Product Year

2026/2027

Flex Rating

Medium

Baseplate

S1 Step On® W Duraflex ST: Designed and manufactured by Union, dependable and strong to stay focused on trails in front of you.

Hi-Back

S1 Step On® W Duraflex ST: Designed and manufactured by Union, dependable and strong to stay focused on trails in front of you. Equipped with two stages of forward lean to dial in your riding style no matter what the day brings. A high-fiberglass version of Duraflex, offering extra response without added weight. Designed for consistent performance in cold temperatures.

Cushioning

Non Stick HP EVA Footbed: Union's non-stick hot press EVA creates a closed cell finish that is 100% waterproof. No more snow and ice build up, keeping you riding in all conditions. Standard hot-press EVA cushioning for reliable shock absorption and underfoot comfort, engineered to maintain shape over time.

Compatibility

The Channel™, 4x2

Additional Details

Baseplate lifetime warranty

Warranty

1 year

Size Chart

5.5-7.5

8-10

10.5+

4-6.5

6.5-8.5