With Altra’s signature FootShape fit, you get our roomiest toe box with plenty of room to help your toes move freely, and space through the midfoot. Our grippy MaxTrac outsole provides the perfect combination of grip, traction, and durability on all types of terrain. A StoneGuard provides underfoot protection on the trail, over rocks, debris, and tough terrain with a flexible yet firm and stable feel. ALTRA Women's AL0A7R7J Lone Peak All-WTHR Mid 2 Trail Running Shoe, Black - 6 M US