So easy to apply: ...simply pull off a strip from the brown backing sheet (shown in the left hand, above) - Apply where you don"t want kitty to scratch, then peel off the WHITE "crack & peel" to expose the surface that the cats can"t stand! You have now protected your furniture! The only way to make it better was to make it BIGGER! Identical formulation to our original Sticky Paws but much larger!Sheet size is 9"x12" for those over-sized area needs - like the backs of sofas, rugs and carpets. Sticky Paws XL is especially effective to help control inappropriate elimination. Safe for furniture and cats when used as directed, medical grade, odor free, easy to apply