If you have a Scotch Roll Laminator, whether it's the LS1000, LS950 or the LS960, you'll need these refill cartridges if you run out of laminating film! You'll have the peace of mind in knowing they will fit your machine perfectly! All you have to do is check for the right match from the options below: 12"x100' for the LS1000, 8 1/2"x100' for the LS950 and two sizes for the LS960, in a glossy finish, of 8 1/2"x50' and 8.625"x90'. So go ahead, order your refill cartridge today and make sure you have laminating film for all your upcoming projects!