Features Double-Sided Printing : One side features a smooth upgraded PEO film , while the other side offers a textured PEI frosted , catering to diverse printing requirements. Strong Adhesion: The textured PEI provides exceptional adhesion, preventing warping and ensuring the model stays firmly attached during printing. Flexible Build Plate: The spring steel build plate is flexible, allowing for easy removal of printed pieces once the cools down. Wide ment Compatibility: The smooth PEO supports PLA, TPU, and PETG (adhesive required for other materials), while the textured PEI works well with most ments, including PLA, ABS, PETG, TPU, and Nylon. Compatibility: Suitable for 3D printers with a platform size of 235x235mm, including Ender 3, Ender 3 Pro, Ender 3S, Ender 3v2, CR 20, CR 20 Pro, Voxelab Aquila, Voxelab Aquila C2, and Voxelab Aquila X2. Specification: Item Type: Spring Steel Build Plate Material: PEO, PEI, Spring Steel, Soft Magnet Size: Approx. 235x235mm/9.25x9.25in Use: 3D Printer Parameters: PEI Spraying Thickness: Approx. 0.15mm/0.01in Spring Steel Plate Thickness: Approx. 0.4mm/0.02in PEO : Approx. 0.15mm/0.01in Rubber Plate Thickness: Approx. 1.4mm/0.06in Overall Thickness: Approx. 2.1mm/0.08in Package List: 1 x Spring Steel Build Plate 1 x Magnetic Rubber Plate Package List 1 x Spring Steel Build Plate 1 x Magnetic Rubber Plate