Altra Women's Lone Peak 9 Trail Shoe loon'r the boot is set in

the boot is set in a forward lean angle of 11 degrees

Vibram Grip Walk soles for stability and traction and a light and easy to adjust 45mm power strap

2 heel riser positions easy to engage with a pole ( 0-50mm)

For insulation we use a Primaloft Silver because it offers a market-leading warmth-to-weight ratio

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Altra Women's Lone Peak 9 Trail Shoe loon'r the boot is set in### Altra Says ### Take on legendary adventures in a shoe designed to keep up. We reengineered the upper for more durability, improved the midsole, and updated the outsole for more grip. A revised midsole foam is lighter weight and designed to deliver a comfortable connection to the ground. No sew overlays and a 100% recycled ripstop mesh upper are made for high mileage durability while an improved outsole offers sticky underfoot grip. Get that