SIRIUS WINTER WATERPROOF PRIMALOF BOOTS FITWELL

Use: Winter mountaineering, high altitude working, excellent thermic insulation

Suede upper made of a single folded piece leather to get a seamless shoe tongue. Overlapped anti-abrasive carbon reinforcement on the leather.
Thermal insulation and quick drying system of the lining made with recycled materials and coupled with waterproof membrane. Double shoe collar in soft full grain leather.
Shoe tongue and bellow are specifically designed for a customized wrapping closure.
Inner tongue in full-grain leather, adjustable for a better fit on the ankle.
5 different hook types provide a better lacing sliding and locking. Rubber rand protection.
Glass fiber insole 7 mm and triple-density midsole for a higher torsional stability. High grip performance sole on all terrains.

Features:

Upper: Suede leather + PU

Lining: Leather + 4 layers waterproof Event® membrane + Primaloft®

Insole: Nylon + Glass fiber + felt

Sole: Vibram® Teton + EVA shock absorbing 3 densities

Crampon: Automatic