A FIT SO DIALED YOU LL NEVER STOP The Chase BOAA(R) boot is for the all-mountain rider looking for a friendly-flexing resort boot that will offer pro-caliber support on and off the marked trails. In addition, this boot provides a more responsive and professional fit than our other BOAA(R), Fit System boots. Specifically equipped with the durability and grip for all-mountain adventures, the fit is upgraded with the comfort and support provided by the Cloud 9 Liner and Armored Spine to keep you out longer. FEATURES: VIBRAMA(R) OUTSOLE MADE OF VIBRAMA(R) ECOSTEP COMPOUND EVA MIDSOLE AIR DAMPENING THERMINATOR SHIELD ARMORED SPINE FLEX LINK DESIGN DUAL BOAA(R) FIT SYSTEM BAIL OUT SYSTEM CLOUD 9 LINER ILS LINER LACING RE/LACE LINER LOCKER ORTHOLITEA(R) DUAL DENSITY FOOTBED SIZE: US: 7 - 15 MP: 25.0 - 33.0 EU: 40 - 48 UK: 6 - 14