Oboz Bridger 7" Insulated Waterproof Boots For the more advanced hikers, there's the Oboz Bridger 7" Insulated Waterproof Boots ($185). REI shoppers have given this insulated boot a 4.7-star rating, noting that its smart design makes it great for freezing temperatures, mountain terrain, and outdoor winter sports. The grippy, silica-infused rubber soles help prevent slipping and sliding. Image Source: rei.com Oboz Bridger 7" Insulated Waterproof Boots $185 from rei.com Buy Now