The new SCARPA Maestrale RS represents the perfect balance between functionality and precision. Ruggedness and support are enhanced by the new Grilamid® BIO cuff, made from a material produced from renewable sources, and by the strong and effective Speed Lock XT ski-walk mechanism. The boot for experienced backcountry skiers looking for uncompromising performance. Features: Flex: 125 Last: 101mm Weight: 2.9kg Shell: Co-Injection of materials that ensure high performance combination of stiffness and high torsional rigidity - Carbon Grilamid LFT® and Grilamid®. Liner: The Intuition thermoformable liner guarantees a precise, yet comfortable fit. Intuition liners ensure feet are kept warm and comfortable during extended use, without pressure points. Construction material: Grilamid® Bio cuff, a high BIO content polymer that ensures a significant reduction in Co2 emissions, with unchanged properties of stiffness, elasticity and high impact performance. Colour: White/Black/Azure Maestrale RS Touring Ski Boot 2022 - White/Black/Azure