Brand new cover still vacuum sealed in box Thick, triple-ply PolyPRO 3 top with breathable single-ply PolyPRO 1 sides, protecting against rain, snow, dirt, nicks and scratches for all-season protection Integrated air vent system combined with quick drying fabric, storage bag and tie-down straps included, fits up to 18 foot 8 inch long trailer Zippered panel rolls up and allows access to the passenger side.Total trailer length:up to 18' 8 Inches L;Length of Trailer body:up to 16' 2 Inches L Adjustable front and rear tension panels and elasticized hem corners provide a custom like fit Integrated strap attachment system and a provided toss bag helps reduce crawling under the trailer Selling at $195