Built from the chassis of the redesigned RS, the all-new RX 100 offers a racing pedigree with enhanced all-mountain features and a new, more inclusive fit.Our new Dual Core shell construction and Dual 3D liner integrate perfectly, ensuring unparalleled foot-wrapping, precision, and power transmission. The new RX specific fit retains Lange's strong heel lock and foot hold with more instant "out-of-the-box" comfort. Product Features: SHELL - Shell material: POLYURETHANE DUAL CORE - Shell bootboard: HARD POLYURETHANE FOAM CUFF - Cuff material: POLYURETHANE DUAL CORE LINER - Liner technology: DUAL 3D LINER SPORT, CUSTOMIZABLE - Liner power strap: 35 BUCKLES - Buckles technology: MICRO ALU BUCKLES SOLES - Soles specifications: MONO-MATERIAL PADS, WTR COMPATIBLE OTHER - Canting: +/- 1,5° Lange RX 100 Ski Boot Men's