Not Adhesive Paste Need:This double sided textured PEI coated does not need any adhesive paste. Easy to Use:No need glue or different consumables for replacing heated bed (eg PEI, heated bed stickers,fiberglass boards, etc). Not Easy to Deform:PEI coating,hardened steel spring piece is not easy to deform. Model Print:The printer nozzle can directly print the model on the PEI coated . Enhanced automatic leveling sensor sensing. Fitment: Fits For 3D Printer Specification: Material: Steel Fitment: Fits For 3D Printer Size: approx 300x250mm/ 11.8x9.84in Package Includes: 1 Piece PEI Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!