Hot Tub Cover Round Outdoor Waterproof Polyester Spa Cover for Bathtub Bubble Massage Spa Portable Size Available in 3 sizes to fit most round hot tubs on the market. Please check the detailed dimensions in the product images and description. We recommend measuring your hot tub to select the correct size. Material: Made from 210D Ox fabric with an inner silver coating. Durable, waterproof spa cover that is snowproof, dustproof, and lightweight. Keeps your outdoor round hot tub dry and clean. Windproof Design: Features drawstrings at the bottom of the cover with cord locks for added security, helping to keep the cover in place on windy days. Full Coverage Design: The round spa cover fits completely over the entire tub, including the heating element or motor, helping to minimize heat loss and maintain water temperature. Easy to Clean and Store: Simply rinse with a hose and air dry in the sun. Includes a storage bag for convenient off-season storage. Package includes: 1 x Hot Tub Cover, 1 x Storage Bag. Note: Hot tub and other accessories are not included.