From Merrell, the Boys' Snow Bank Jr. Waterproof Boots feature: Waterproof leather/mesh upper with a fleece lining hook-and-loop alternative closure Bonus: anti-stink lining Temperature rated to -25 F (-32 C) Alternative closure with hook and loop 200g of insulation in upper lining and footbed Anti-stink lining  100% recycled poly sock construction 100% recycled PET linings Non-marking outsole Imported.