Feature:1. Dual Sided Printing: This magnetic spring steel sheet is a dual sided PEO and PEI spring steel sheet with a sleek rhinestone type printing surface on one side with an upgraded PEO film. The other side is a frosted PEI surface, giving the frosted decal surface a unique frosted touch, providing greater adhesion and printing without warping.2. Good Adhesion: This magnetic spring steel plate has good adhesion and the model can be firmly attached to the surface of the print bed.3. Flexible And Easy To Remove: This magnetic spring steel plate is flexible and makes it easy to manually remove the print once the build surface has cooled, or bend the build plate and remove the print. The print plate will not deform.4. Wide Application: PEO build plate surface can be printed with PLA and TPU and PETG. If you print other materials, you need glue. PEI surface plate can print most filaments such as PLA, ABS, PETG, TPU, Nylon.5. Good Compatibility: This double sided sleek PEO and textured PEI print bed is suitable for 350D printers with a platform size of 3x350mm, for voron and other models.Specification:Item Type: 3D Printer Bed Material: PEO, PEI, Spring Steel, Soft MagnetsSize: Approx.350 x 350mm/13.78 x 13.78inUse: 3D PrinterParameter: PEI Spraying Thickness: Approx. 0.15mm/0.01inSpring Steel Plate Thickness: Approx. 0.4mm/0.02inPEO Rhinestone Surface: Approx. 0.15mm/0.01in Rubber Plate Thickness: Approx. 1.4mm/0.06inOverall Thickness: Approx. 2.1mm/0.08in.Package List:1 x Spring Steel Plate Printing Platform1 x Magnetic Rubber SheetNote:Please let the build plate cool down before removing the model to avoid damaging the coating.