This is a 4 pc pack of our Famous Teflon Coated Tape cut into 4 pcs  that measure 6"X3/4" strips. you can put these on  your favorite hard cards  or bulldozer, we use this product exclusively on our XR Dozer and the Wedgehammer. thid Slip Tape is applied over a cushoned bonding strip when bought in the 4 strip pack.  we also sell this product by the roll . gasketprotools.com