Vertical versatility. The Ra&';s slightly downcambered last and low volume heel provide incredible power in the toe-box and a responsiveness like you&&';;ve never felt. It&&';;s an extremely versatile and comfortable shoe that can go from winning World Championships with Ramon Julian, to dime-edging up the steepest slabs. Toe-in and smear with confidence thanks to the Vibram XS Grip rubber. The cotton lining and synthetic upper ensure you always know what to expect out of your Tenayas, because stretch is almost non-existent. The Ra features the most versatile fit of the Tenaya line, with a mid-volume and mid-width last. Specifications Upper Material: Microfiber Closure System: Velcro Tongue: Padded Lining: TXT treated cotton Insole: TST multi-layer Strechtex Midsole: 2D PLT10 Sole: Vibram XS Grip 4 mm Technology: SXR Dynamics Weight: 340 g Vegan