Tamarack Men's Big Timber 400g Insulated Waterproof Hunting Boots - The Big Timber boots feature a Mossy Oak camo upper that is 100% waterproof. Add in the 400 grams of Thinsulate Ultra insulation and you have a boot that will provide the protection and warmth you are searching for. Camo Upper Mesh Lining Rubber Outsole Mossy Oak Camo 400 Grams Thinsulate Insulation Style: CWY-5977