[build plate] Double-sided PEO+PEI spring steel plate .One side is upgraded PEO film .PEO looks like countless diamonds on the surface,which make your eyes light up.The other side is texture PEI.It is like fine sand on a golden beach, very durable and resistant to high temperatures.It has been popular for a few years and remains a favorite among 3D printer enthusiasts.One build plate has two beautiful patterns. The bottom of the prints will leave a unique pattern. [Easy to Remove and use] The spring steel sheet can be bent to remove the model quickly, without the help of other tools. And the plate will return to flatness. Made of high quality spring steel plate. Flexible, removable, high strength and heat resistance, dual-side design, thicker and more durable. Easy to use, put the printing plate onto the lab printer hot bed, then the print bed levelling will automatically go on while machine powered on. [Excellent adhesion for first printing layer] The model can be firmly attached to the surface of the print bed.Easily print even for a newbie.Please let the build plate cool down before remove the model to avoid damaging the coating. [High Resistance and Compatible Filaments] The PEO print bed surface is resistant to high temperature 150C and textured PEI coating bed is 300,After our extensive testing, we recommend PEO to print PLA/TPU/PETG,If you want to print other filaments, please adjust the parameters. And It is good to print PLA/PLA+/PETG/PETG-/ABS/TPU/Nylon/PC/PA/ASA/PVA on PEI surface. [Compatible 3D Printers] The double-sided smooth PEO + textured PEI print bed suitable for 3D printers with 184x184mm platform size, such as suitable for A1 mini. Please confirm your 3D printer platform size before ordering. Slight color difference or difference in kind, please do not mind, does not affect the use, thank you! Colour:As Shown Material:steel sheet Size:184x184mm Package Contents: 1 * Smooth Diamond PEO 1 * Textured PEI Build Plate PEI Sheet 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.