Use the Spa Cover Guard to protect your expensive hot tub cover from ice, snow, tree sap, harsh rain, and UV damage. The Spa Cover Guard is extremely strong, water-resistant, and designed to work in all climates. Its 12-inch skirt features elasticated hem corners for easy installation and removal. This cover is designed to fit snugly. It is recommended that the Spa Cover Guard should be a size up from your existing hot tub cover.