Features: 12 Parts: The PEI sheet is composed of 2 parts, a spring steel platform coated with PEI appearance and a magnetic rubber base plate with adhesive on the back, PEI is pre applied. 2Double Sides: Designed to have double sides of smoothly and textured surfaces, the flexible steel platform will satisfy your various work needs. 3Reliable Use: The PEI sheet will have good adhesion when the temperature gets to 50?70C. It will achieve the best effects at this temperature. 4Suitable for: The flexible steel platform size is 12.2 x 12.2in, suitable for CR 10, CR 10S equivalent size 3D printers. 5Easy Removal: When your work is done, you can easily remove the print from the platform. If there are some obstacles, bending them slightly will enable you to remove them smoothly. Package included: 1 x&nbspPEI Flexible Steel Platform&nbsp 1 x&nbspMagnetic Sticker