Roxa Sonic 2 GW Jr Ski Boots 2026
The SONIC 2 is a junior overlap, 2-piece ski boot designed for growing riders who need a simple, reliable fit and easy step-in compatibility with modern bindings. Built with a durable PP shell and a comfortable Junior Comfort liner, the boot pairs two aluminum buckles with an Alpine/GripWalk sole to work with both Alpine and GripWalk binding systems. The Biofit 102 mm last delivers a youth-specific fit across sizes 17.5-21.5 (see conversion page for exact mappings).
Tech Specs
Architecture
Overlap - 2 piece
Material
PP / PP
Buckles
2 Alu
Liner
Junior Comfort
Sole
Alpine / GripWalk
Binding System
Alpine / GripWalk
Last
102 mm Biofit
Sizes
17.5 - 21.5 (CONVERSION PAGE)
Intended Rider
- Overlap 2-piece construction for a straightforward fit and easy entry
- Durable PP shell (PP/PP) tuned for youth use
- Two aluminum buckles for secure closure
- Junior Comfort liner for warmth and support
- Alpine / GripWalk sole provides compatibility with both binding types
- 102 mm Biofit last — youth-specific fit
| Spec | Value |
|---|---|
| Size Range | 17.5 - 21.5 (CONVERSION PAGE) |
| Last | 102 mm Biofit |