Adco Cover with Tyvek Top Panel Folding Trailer Cover Pop Up Trailer Cover Designed for Campers 16' to 18' (2 Year Warranty) Adco Dupont Tyvek Top Cover with 100% Breathable Material with 2 Year Manufacturer Replacement Warranty Front and rear cinching system for loose fabric and Strap and buckle attachments prevent billowing Cover Color: Gray on White Designed to Reflect Sunlight and Prolong Product Life Ideal for climates with high UV, high moisture, snow or dust Reinforced, elasticized corners for an extra taut fit