Expandable bike cover for covering bicycles while transporting or storing Completely encloses up to 2 bikes, and seals around hitch racks Included bungee straps must be used to securely strap down extra material, failure to do so could cause unneeded air drag and cover damage Fits almost any hitch mounted bike rack, designed for large SUV`s and RV`s Heavy duty translucent scrim material keep rain, snow and debris out Fits standard and extended wheel base bikes