Tecnica Zero G Tour WThe ability to access and ski in the backcountry is a wonderful priveledge that we think everyone should be able to experience, which is why we've developed the Zero G Tour Team so that young rippers can get out earlier and develop the necessry skills and respect for the mountains. The Zero G Tour Team features much of the same technology as the adult boots, including our double blocking walk mechanism with a 55 degree range of motion, and weighs in