[PET+PEI Build Plate Design]PET+PEI spring steel plate double-sided, one side is smooth carbon fiber PET bed, the bottom of the printed model is smooth, and the model is easy to remove and clean. The other side is PEI frosted , presenting the frosted sticker a distinctive frosted touch, provides greater adherence to the model and prints without warping. [Compatible Filaments]PET build plate only prints PLA filament; PEI plates print most filaments like PLA/ABS/PETG/TPU/Nylon. [High Resistance]The PET print bed is to high temperature 120℃ and the PEI coating bed is 260℃. [Good Adhesion]The model can be firmly attached to the of the print bed. Please let the build plate cool down before remove the model to avoid damaging the coating. [Compatible 3D Printer]Our double-sided textured PEO+PEI print bed fit 3D printers with a platform size of 257x257, for X1 X1C X1-Carbon Combo. Specification Type: PET+PEI size: 257 x 257mm Material: steel colour: as shown Package Contents: 2 x spring steel plate Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.