Find It Earth Rules Pads with Backer, 8.5 x 11 Inches, 4 Pads per Pack (FT07302) Reusable backer is made from 70 percent recycled plastic Pads snap tightly onto the backer for optimal writing performance Paper pad is made from 60 percent recycled content Four pads and one backer per set Keep cardboard pad backers from being thrown into landfills