Sorel Youth Boots in mesquite color. Size 6 (US). Gently worn (several times over the last winter). Excellent quality, extremely warm. The SOREL Caribou is one of their best-selling winter boots, with a plush felt and shearling-lined inner boot for superior warmth and comfort. The waterproof nubuck leather upper offers reliable weatherproofing, while the handcrafted rubber outsole ensures sure footing in cold, wet conditions. UPPER: Waterproof nubuck leather upper. Seam-sealed waterproof construction. Laces are not waterproof. INSULATION: Removable 9 mm washable recycled felt inner boot with Sherpa pile snow cuff. MIDSOLE: 2.5 mm bonded felt frost plug. OUTSOLE: Handcrafted waterproof vulcanized rubber shell with Sorel aero-trac non-loading outsole. Please note: Laces and zippers incorporated in SOREL footwear are not waterproof. Measurements based on size 1. Boot Liner: Youth Caribou 9 MM Thermoplus Innerboot Uses: Heavy Snow