US Design Patented Cover is dual-coated and made out of heavy duty 24oz marine-grade vinyl with aircraft-grade aluminum frames and comes with stainless steel clamps for easy installation and great durability pre-assembled horizontal crossbars offer support and conveniently fold up with the cover providing full bed access when needed Easy no drilling installation with instruction and mounting hardware provided | NOTE Small holes will need to be cut in the bedliner for vehicles equipped with over-the-bedrail bedliner to secure the clamps for proper cover installation cover will work with under-the-bedrail bedliner without modification LIMITED LIFETIME ! | IMPORTANT Please measure your truck bed size before ordering We accept returns however customer will assume the return shipping cost if ordered wrong Fit Type: Vehicle Specific