Pooh Halloween | Fan-Based Designs 6 Printed & Cut to Shape Graphics 4′ x 8′ sheet – 4mil Coroplast Stakes not Included Outdoor Durable Our products are printed on Multipurpose Weather-Resistant Corrugated Plastic (Coroplast). Also available in Digitally Printed Laminated Vinyl Mounted on Coroplast, which adds an extra layer of protection to your alphabet sets and flair.