Convenience - 3 dedicated features : Slide-in liner for easy step-in, ratchet buckle for fast adjusting and Hike and ride system to improve walking Lightweight - At a scant 1.6kg, QST Access is one of the lightest boots in it's class. Lightweight shell and liner to reduce fatigue. Hike and Ride Technology - Salomon patented system combining the backbone release with a specific V-cut shape on the back of the lower shell. It allows for effortless walkability in hike mode, strong back support and progressive forward flex for skiing down. My Custom Fit Comfort + woolmetal Liner - The Woolmetal layer inserted in the liner, guarantees insulation for warm feet all day. 360° 35mm Strap - A 35mm strap to hold the foot securely and optimize power transmission.