If you have hives you care about and want to keep them warm and alive over winter, then the NOD Apiary Bee Cozy is the item for you. The Bee Cozy hive wraps fit two 10-frame deep hive bodies and have been tried and tested in the fields for over 23 years. The bees come out of winter much stronger, which makes them more likely to have a productive season. The bees also use less feed compared to any other method tested.. The Bee Cozy Wraps are very easy to work with. This saves you valuable time getting your bees ready for winter.