This item covers a Napoleon Patioflame firepit, keeping it out of sight when not in use and protecting the logs from adverse weather. The cover is made of heavy-duty black 600 denier vinyl and is resistant to cracks, heat, and UV. It is also treated to be resistant to mildew and fungus, and has a fresh air vent to prevent moisture build-up beneath the cover. Velcro tie down straps keep it securely fastened to the firepit. This item is 26" in diameter and 20" high.