Polar King walk-in coolers and freezers are made of fiberglass and designed specifically for outdoor use. Whether you need a cooler, freezer, or a combination of both, a Polar King walk-in will save inside space and increase your buying power. Every Polar King unit allows you to design your own floor plan and enables you to locate doors and walls virtually anywhere. Polar King also offers a wide spectrum of optional accessories to make your walk-in even more suitable to your facility. Every unit is built to maintain its efficiency as outdoor conditions change, offering worry-free operation.