Best for:Winter Hike
Insulation:200 grams Primaloft Gold Eco Series synthetic insulation. SOLARCORE Aerogel insole provides underfoot superior warmth while being extremely flexible and ultra-thin.
Waterproofing:Waterproof full grain leather upper, complete with a waterproof membrane seals out water and lets moisture escape.
Traction:Vibram Arctic Grip All Terrain outsole designed to effectively extend the winter traction season, due to the enhanced durability and versatility.

Comfort Features:
Heavy-duty, Waterproof, YKK zipper for easy on and off
Protective and abrasion resistant rubber toe cap
Cleansport NXT treated for natural odor control
FloatPro Foam midsole for lightweight comfort that lasts

Materials:
Waterproof full grain leather and knit upper
100% recycled laces and webbing
100% recycled fleece lining
100% recycled mesh footbed cover
5% recycled PU removable footbed

Additional Measurements:
Stack Height: 28.5-20.5mm
Drop: 8mm
Lug: 5mm
Half pair weight: 1lbs-3.04oz, 540g