Protect your Cookshack SM040 or SM045 with a Cookshack Cover. All covers are constructed from black 600 denier solution dyed polyester using strong nylon thread and sewn with double needle construction. This material is commonly used for a variety of outdoor applications, most notably in the marine industry due to its inherent UV and mildew resistance. This rugged urethane coated polyester is easy to clean, features abrasion resistance and is environmentally friendly.