4 mm 12" x 18" Polypropylene Boards for Lawns & Activist Signs

If you ever wanted to create signs for your lawn that promote your open house, your garage sale, your political or activist messaging, or just want to send the world a message of love we have you covered. Our polypropylene boards are cut perfectly to the size that you and your friends can use and allow them to convey whatever messaging you want. Our board sizes cut for perfect signs of all kinds.  Foam board is best suited for indoor events or short-term outdoor durations so we recommend these polypropylene boards as an alternative. Garage Sales FSBO and Open Houses Lawn and Advertising Signs Standard Thickness (4 mm) Polypropylene is a thermoplastic polymer used in manufacturing many different products.  Our polypropylene sheets are the perfect thickness for using in signage and other usage while still allowing the end user to be able to cut the product easily and cleanly. IMPORTANT OVERSIZED SHIPPING INFORMATION - If the item is larger than 48" it may not ship via FedEx.  Freight