For shoes that are extremely responsive during your run - look no further, the Vazee Rush is known to be the "zippiest" of all running shoes. Breathable mesh and synthetic upper. No-sew bootie construction gives you a snug, but not tight feel around the foot. 6mm drop gives you a low profile feel. REVlite cushioning midsole. Podular traction patterned outsole. Weight: 8 oz. Imported.