The ASICS GEL-ROCKET 12 has a good balance of stability and flexibility to move confidently on the court. This shoe is designed with a supportive upper construction that can help you move confidently during lateral movements. Crafted from polyester upper, lining, and insole, this pair of shoes features round toe, no-sew overlays improve support and flexibilityTRUSSTI, technology improves stabilityFLYTEFOAM, and PROPEL cushioning helps create powerful jumps and softer landings. Synthetic rubber outsole.