Made from a temperature-resistant, non-stick, re-usable plastic, this professional grade Teflon pressing sheet from Nifty Notions will last approximately 10 years under normal usage! It is also transparent, allowing you to view your work as you go. An excellent notion for the avid applique artist or any sewist working with fusible, this sheet can also be used as a pressing cloth. The sheet measures approximately 18" x 20".