Innovated to withstand your toughest matches, this updated design of the Nike Court Zoom Vapor Cage 4 puts flexible, durable materials exactly where they're needed most. Signature Rafael Nadal details let you rep your favourite player while you run the court. These shoes are designed for hard court surfaces. Features: Celebrate your favourite player with Rafa's iconic Bull logo on the tongue and "Rafa" on the heel. The data-informed design places flexible, durable materials exactly where they're needed the most. The outsole material wraps over the midsole on the medial side for durability. Unique lacing wraps your foot for support while you move. The medial eye stays are covered for added durability while sliding. A Zoom Air unit beneath your forefoot creates a springy sensation with every step. Stiff frame on the lateral side creates a stable feel during side-to-side movements. 1/2-length sleeve gives you a sock-like fit. Designed for use on hard court surfaces.