- Dynamic Fit system for a glovelike fit.
- Zoom Air unit in the heel provides low-profile, responsive cushioning.
- Midfoot shank for lateral support and stability.
- Phylon midsole provides lightweight, responsive cushioning.
- Padded collar provides added comfort.
Nike Air Zoom Vapor X Men�s Tennis Shoe has an updated Dynamic Fit system with a full-length foot frame to provide your foot with ultimate control. Its new generative outsole combined with a Zoom Air unit provides a lightweight, responsive feel on the court.