Yonex Power Cushion 03 Z Women’s Indoor, Squash, Racquetball Shoes Light Blue : The new Yonex Power Cushion 03 Z indoor shoe is designed with a focus on optimal performance on the court. Lightweight and flexible materials make up the one-piece bootie style construction for enhanced fit and comfort. An asymmetrical lacing design with a curved eyelet helps provide a naturally secure fit around the foot. The outer skin on these shoes gives players support around the forefoot during fast, lateral movements. Upper: Features Double Russel Mesh; a highly breathable open mesh material. Inner bootie provides security, comfort, and limits friction or abrasion. Asymmetrical lace-up front offers a secure and adjustable fit. Synchro-Fit Insole provides extra support around front of heel and provides maximum grip for better comfort and performance. Midsole: Revolutionary 3-layer Power Cushion design uses a firm top and bottom layer to absorb 30% more shock than original Power Foam. ToughBrid Light is 11% lighter than ToughBrid while generating a significant reduction in leg and knee stress. Outsole: Non-marking outsole. Round Sole provides all-around support for quick and smooth footwork. Hexagrip provides agile and stable footwork with 3% more grip and is 20% lighter than standard sole material.