[Adjustable Freezer Lid] The freezer cover fits most refrigerated vehicles, with double-stitched technology and adjustable fastening straps for longer protection. Durable material: the cooler is made of high quality polyester with waterproof coating and inner lining. It is durable, tear-resistant and weather-resistant. Variable Application] Blocks wind, frost, UV rays, dirt, dust, birds, etc. The freezer cover is made of PU coating (inner layer), which is wear-resistant, heat-resistant and breathable. Easy to use: To make your life more comfortable, the trolley cover can be easily installed and removed , and it is fixed firmly and will not be blown away by the wind. Easy to store: The cooler cover can be wiped clean with a damp cloth and comes with a zippered bag for easy storage and portability . It can be folded up when not in use.