Warm and Waterproof Puffy BootsWHITNEY™ II Plus Puffy offers warmth and waterproof protection with 200g insulation and microfleece lining. Ideal for cold, wet days.UPPER: Waterproof nylon upper with PU coated synthetic overlays. Microfleece lining. Heel pull tab and toggle closure. Waterproof bootie construction.INSULATION: 200g insulation.FOOTBED: Removable molded PU-like EVA footbed, microfleece topcover.MIDSOLE: Rubber.OUTSOLE: Molded rubber.Please note: Laces and zippers incorporated in SOREL footwear are not waterproof.