Astra Step On Women Snowboard Bindings - Black

Quick Specs

Ability Level	All Levels
Flex Rating	Medium (6/10)
Binding Style	All-Mountain
Binding Mount Pattern	4x2, Channel
Boot Compatibility	Requires Burton Step On® compatible boots
Weight (Pair)	1.60 kg

Product Description

The Union Astra Step On® redefines women's all-mountain binding performance, pairing instant Step On® connection with race-ready response. A Duraflex ST baseplate and highback deliver support without added bulk, while Hi-Flex HP EVA bushings and a 3D aluminum heelcup lock in cushioned, precise energy transfer. Built for riders who want speed from base to summit, this binding trades buckles for confidence: one heel snap and you're locked in.

Product Details

Baseplate	S1 Step On® W Duraflex ST, a women's-specific Step On® baseplate built in Duraflex ST nylon for extra response without added weight.
Bushing	Hi-Flex HP EVA, a hot-pressed EVA compound engineered for consistent cushioning, shock absorption, and responsive rebound underfoot while holding its shape over time (exclusive to Union bindings).
Footbed	Non-Stick HP EVA with a closed-cell finish, 100% ice and waterproof, adding damping and shock absorption.
Highback	S1 Step On® W Duraflex ST, a women's-specific Step On® highback in Duraflex ST nylon with adjustable forward lean.
FLAD	Integrated 2-Stage forward lean dial for on-the-fly tuning.
Heelcup	Extruded 3D Aluminum, 100% pure aluminum that holds its true shape under heavy wear while staying durable and lightweight.
Connection System	Step On® Instant Connection™ System, the innovative boot-to-binding interface delivering maximum convenience plus instant heel-to-toe response.
Hardware	Grade 8.8 Steel, among the strongest steel grades commonly available.
Additional Features	Adjustable Gas Pedal, Adjustable Forward Lean

Note: no traditional ankle/toe straps, the Step On® system replaces strap entry entirely.