LS COVERS OSMOSIS FULL FUTON COVER, Full Size Fits 6-8in Mattress, 54 x 75 Inch One Osmosis Full Size Futon Cover Perfectly tailor fitted with hidden zipper and quick zipper removal design Full Size Zippered Futon Cover That Will Fit Futon Mattresses Up To 8" Thick Upholstery grade canvas fabric, 1 Year Warranty Machine Washable, no worry about shrinkage