In-Shoe Comfort: PWRRUN+ sockliner softens your steps as you explore PWRRUN cushioning provides comfort in every step, whatever the surface Durability & Traction: PWRTRAC rubber outsole and grippy 5mm lugs ensure maximum traction when the terrain gets steep Additional Details: Best for: Daily Trail/Casual Treks Heel-to-toe Offset: 4mm (28mm heel / 24mm forefoot) Weight: 8.5 oz (242g) Sustainability: This style is vegan and contains recycled materials