Features: brand new and high quality Easy to get the first layer even for a new user. Easy to stick to the printing surface, easy to remove the prints, flex slightly to show your print right off repeatedly, resistance, durable. Flexible, removable, can stick to magnetics very well. High strength and heat resistance. Free clean- just flex the plate a little then take the prints off after cooled. Print directly on to PEI surface without the need for additional adhesives, tapes, or slurry. Specifications: Item Type: 3D Printer Steel Spring Sheet Model Number: PEI Application: 3D Printer Bed Features: Flat Flexible Removal Size: Approx 310X310mm / 12.2X12.2in 235X235mm/ 9.25X9.25in 220X220mm/ 8.66X8.66in Note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-2mm error due to manual measurment. Package includes: 1 Piece PEI Steel Sheet