Sorel Youth Tofino Boot . A suede leather upper with fun patterned laces gives this boot unique style while Thinsulate insulation, fleece lining and a removable EVA footbed ensure that feet stay warm, dry and comfortable in cold winter conditions. UPPER: Water-resistant suede leather with fun laces. INSULATION: 100g Thinsulate. LINING: Full length fleece. FOOTBED: Removable EVA. Shaft Height: 10 in. Calf Circumference: 13 1/2 in. Weight: 21 oz / 595 g. Measurements based on size 7. Imported.