EasyGoProducts egp-aut-001 Cargo Bag Mat Padded to Protect car Storage and Roof Racks STRONG AND THICK - Can be used with roof top bags, rooftop carriers, racks, Xmas trees, surfboards etc. ANTI-SLIP AND DURABLE - Extra padded grip keeps the non-slip mat in place and provides a durable protective layer between car top and roof carrier and sharp objects. PROTECTIVE PAD - Use this mat to not worry about sharp objects, buckles and zippers that can scratch the roof. SOLID PADDED DESIGN - Closed cell construction means there are no holed allowing dirt & grime to get between your mat and your roof. Other mats are thinner and are not solid construction like this one. 100% SATISFACTION GUARANTEED - 36 by 48 size covers virtually all cargo bags and you can cut it down in size with scissors to reduce wind noise