Superior Adhesion Bambu lab A1 PEI plate is coated with black textured PEI,Its adhesion is stronger than that of the gold PEI coating,allowing the model to be firmly attached to the surface of the printing plate without the need for glue Easy to Remove The smooth PEl makes the bottom of the printed model very smooth,and the model can be removed easily without bending the spring steel sheet High Temperature Resistance Genuine PEI powder coating is heat resistant.PEI textured side is resistant to 300 and PEI smooth side is resistant to 200 .And it can print with most filaments,such as PLA/ABS/ASA/PETG/TPU/Nylon/PA/PC Application Double-sided smooth+textured PEI plate fit 3D printers with a platform size of 257*257mm,compatible with Bambu Lab A1/P2S/P1P/P1S/X1/X1C/X1E Warm Reminding PEI smooth side requires 3D printing glue sticks to prevent the model from falling off,except for PLA filaments.Please peel off the protective film on the smooth PEI side before use Kind Reminder Please level the plate again before you change to another side to print;Please wait until the platform has cooled down before removing the model to avoid damage to the surface of the platform;Please clean the surface regularly with a soft cloth.Do NOT wash or clean the PEI with any strong chemical reagents or strong detergents. Support Service If you have any question or need support about the double sided smooth&textured heated bed, please contact me via Amazon, we will respond with 24 hours.