Expanded PVC Sheet 6" x 12" inches Black Printable Rigid Plastic Board Sheet, Ideal for Signage, Displays, and Craft Projects, Durable Plastic Sheet Waterproof for Outdoor Use (Black- (1/8"), 1-Pack) 643. $1299. Save 5% with upon. Get it as soon as Tue, Jul 26. FREE HDPEpping on orders over $25 HDPEpped by henan okay. Small Business.