Our Premium Project Sheets are made of durable, eco-friendly, 100% recyclable polypropylene. These project sheets are superior to less rigid competitor products. When looking for a project sheet that can be used longer than corrugated or foam sheets, look no further. Ideal for craft projects, photo displays, signs, presentations, and more. Measures 20" x 28" . Use non-permanent materials for the ability to re-use. Each pack includes 10 sheets.