Design: Sleek and breathable upper keeps you cool and light on your feet This style is vegan and contains recycled materials EVA in the midsole uses 36% bio-based foam for a lighter footprint Stacked bed of PWRRUN provides soft cushioning that feels incredibly smooth Additional Details: Weight: 8.5 oz (243g) Heel-to-toe Offset: 4mm (35mm heel / 31mm forefoot)