The NikeCourt Air Zoom Zero enters a new phase of cushioning comfort with a full-length Zoom Air unit. Lightweight materials and durable sole make it perfect for hard-court play. Responsive Cushioning A soft foam midsole houses NikeCourt's first full-length Zoom Air unit. It gives you responsive cushioning from the heel to forefoot. Fits Like a Glove A single-piece upper is backed with a snug sleeve make the shoe light, with a glove-like fit.