The SFX 4 truly lives up to its name, delivering a Superior Fit Experience designed for players who prioritize comfort without sacrificing performance. Built with an enlarged heel and wider platform, this shoe provides exceptional softness, stability, and cushioning with every movement. A lightweight, breathable upper keeps your feet fresh during long practices or extended matches, making the SFX 4 a reliable choice for all-day play.

Designed for wider feet, the SFX 4 also suits players with standard foot widths who want extra comfort. For standard-width feet, we recommend choosing a half size—or even a full size—smaller than your usual size.

Specifications: 

• Exceptional Fit & Maximum Cushioning
  The thickest Ortholite insole in the range—60% thicker than the Propulse Fury 3—molded to the foot for plush, long-lasting comfort. Made with 20% recycled foam.
• Extra Cush Heel Protection
  EVA foam with extension and rocker geometry absorbs impact from every angle, delivering progressive cushioning under the heel.
• Lateral Support
  Three midfoot straps wrap securely around the foot, enhancing stability during aggressive lateral movements.
• Large Fit Construction
  Generous forefoot space offers outstanding comfort for wider feet and relaxed support for standard-width players.
• Pro Shield+ Upper Protection
  Heavy-duty moulded rubber guard reinforces the inner forefoot and toe area for exceptional durability.
• Michelin Rubber Outsole
  Proven traction and durability, built to withstand the intense demands of tennis footwork.
• Forefoot Bucket Support
  A supportive cradle design enhances confidence when stopping or changing direction quickly.
• Clay Court Sole
  Ideal for synthetic grass, clay, and real grass courts.