lange's new rx 120 combines the racing pedigree of rs with enhanced all-mountain features in an exact, comfortable 100mm fit, delivering the ultimate in all-mountain precision, comfort and performance to expert and advanced skiers. featuring all of lange's key fit and performance solutions: control fit, mono-injection shells and modern, efficient stance angles, the new rx includes lange's new custom tongue technology for maximum customization where circulation is often cut-off for even greater comfort, warmth, and control. max-grip replaceable soles provide increased traction and durability for hiking ridgelines and walking to the tram. rx simply fits more feet better, delivering enhanced comfort, precision and power to the most committed all-mountain skiers.