A warm and durable do-it-all kid&';s boot, the Scout Boot is designed around the needs of young riders who want to progress. The convenient BOAA(R) Fit System is particularly useful for kids-enabling a perfect, custom fit and a boot that is easier to slip on and off. And to account for fast growing feet we included Grom Grow insoles. FEATURES: Fit System: BOAA(R) Fit System with M3 Dial Laces: TX3 Laces Lining: Unlined Insole: Grom Grow insole Flex Rating: 3/1 Closure System: DUAL ZONE BOA WITH TWO TOP-OF-THE-LINE H4 DIALS, THIS IS THE APEX OF SNOW BOOT TECHNOLOGY. LOCK IN THE PERFECT FIT WITH UNMATCHED SPEED AND PRECISION. Response Liners: RESPONSE LINER II THE COMBINATION OF EVA MEMORY FOAM AND HIGH REBOUND HEAT-MOLDABLE EVA ENSURES THE RESPONSE LINER II LINER HAS AN UNRIVALED OUT-OF-THE-BOX FIT. THIS LIGHTWEIGHT, MULTI-LAYER LINER IS EQUIPPED WITH A 360O POWER STRAP FOR EXTRA ANKLE SUPPORT WHILE ANATOMICAL LATEX J-BARS OFFER SUPERIOR HEEL HOLD. WE ADDED THE 100% RECYCLED SOLE RE-PURPOSE INSOLE FOR EXTRA STABILITY IN THE MOST DEMANDING CONDITIONS. Insole: IMPACT ALG INSOLE SUSTAINABLY MADE FROM ALGAE BLOOMS, THESE ECO-FRIENDLY INSOLES BRING ALL-DAY COMFORT TO OUR FAVORITE SNOW BOOTS. COMPOSITION: Upper: Synthetic / Lining: Textile / Outsole: Rubber SIZING GUIDE: