Perm-A-Mulch, 4.5" x 8", Red Edge Border, For Edging & Fences, Low Maintenance, Protects From Creeping Grasses & Weeds, Lays Horizontally For Easy Installation, Looks Like Mulch But Made From Tires, Easily Creates Curves & Secures With Weed Cloth Staples, Mow Without Chewing Up Loose Mulch, Mowers & Trimmers Won"t Damage Edging.