Whether you aspire to climb for fitness, a few quick turns or the challenge of going further then you ever have before- the new Tecnica Zero G Guide can take you beyond your boundaries. The C.A.S. Triax 3.0 shell is über lightweight while offering an amazing out of the box fit with a progressive 99mm last. The Zero G Guide comes stock with Dynafit Tech rockered heels and toes that combine with our new Self Adjusting Cuff Mobility System for a seemless climbing experience. With four Alu buckles and classic Tecnica design, these boots will knock your socks off with downhill performance that has never been this light before.