Signs are 11-1/4" by 11-1/4". Available in two materials: Plastic - High density polyethylene - .024 gauge - with maximum ultraviolet resistance for long outdoor durability and colorfastness. Aluminum - .012 gauge Signs can be customized with two lines of print at the bottom of the sign for an additional charge $7.50 for Set-Up plus $0.07 per sign. CLICK ON INSET LINE ABOVE TO SEE ACTUAL SIZE OF PRINT. Minimum customized order is 25 signs. CUSTOM IMPRINTED POSTED SIGNS: If you are ordering custom posted signs, please add your signs to the shopping cart then follow this link to go to the Imprint Fees for Custom Posted Signs page. Choose the quantity of signs you are ordering and add that item to your cart. You can then continue shopping or proceed to the Shopping Cart to finish your order. Please enter your custom information in the Comments Section when you are placing your order. We will email you a proof of your sign for your approval prior to printing your signs. Aluminum signs shown here. See below for information and pricing on plastic signs. Warning Absolutely No Motorized Vehicles Sign 188ANOA$1.30, 50/$52.50, 200/$194.00, 500/$455.00 Warning Absolutely No Motorized Vehicles Sign - Yellow PlasticAll signs are 11-1/4" by 11-1/4". High density polyethylene - .024 gauge - with maximum ultraviolet resistance for long outdoor durability and colorfastness. See above for information on Custom Posted Signs. 188ANYP$0.85, 50/$37.50, 200/$130.00, 200/$305.00 Need more information? Please feel free to contact us at 1-800-592-6940 - Ask for Extension 547 or Internet Sales.