Dont find yourself stuck between a rock and a hard place. When you sport the Altra Lone Peak 4.5 Trail Shoes, youll find some of the most intimidating trails are more like simple walks in the park. Predecessor: Lone Peak 4. Cushioning: Moderate. Surface: Trail. Differential: 0 mm. Total Stack Height (total thickness of midsole and outsole underfoot): 25 mm. Fit4Her technology caters to the specific form of the female foot, which has a narrower heel and midfoot, a higher instep, a longer arch and unique metatarsal spacing. Balanced Cushioning places the heel and forefoot at equal distance from the ground to promote proper, low-impact form throughout the run. FootShape toe box allows your toes to relax and spread naturally for more comfort and stability during uphill climbs and downhill descents. Quick-drying, abrasion-resistant mesh upper now features static webbing, a flexible strap overlay, and sandpaper-textured toe cap. Gusseted tongue helps keep debris out with traditional lace-up closure. Four-point Gaiter Trap features a hook-and-loop tab that allows strapless gaiter attachments to prevent debris build-up. Draining mesh in the heel and forefoot. Removable 5 mm Contour footbed. Dual-layer EVA midsole with A-Bound top layer. MaxTrac sticky rubber outsole with TrailClaw for reliable traction over varied terrain. Restructured StoneGuard helps deflect rocks for a smoother, more stable ride. Imported. Measurements: Weight: 9.2 oz Product measurements were taken using size 7.5, width B - Medium. Please note that measurements may vary by size. Weight of footwear is based on a single item, not a pair.