These patch kits are intended for rips & tears and/or areas with extreme abrasion. They can be used on any make/brand of vinyl pool cover. The patch should extend over any damaged area by at least 1 1/2” on all sides. The vinyl repair kit comes with three 9”x9” vinyl repair patches and one 4 oz .can of HH-66 vinyl cement for a super strength waterproof bond. The mesh repair kit features three 9”x9” mesh repair patches with self adhesive high quality 3M tape.