• BOA® single M3 reel
• New 2-Piece form-fitting tongue construction. for Positive Fit and Maximum Comfort.
• New FXR high traction outsole with toe and heel kick.
• Rated to -40° C with 600g insulation.
• Fixed liner with fur lining.
• Minimal seams in sled-contact areas.
• 20mm thick EVA midsole for maximum.
• 2mm rubber reinforcement at the toe cap and inside.
• Achilles and calf cushion support.