Feature: 1. AFFORDABLE PACKAGE: In order to meet the needs of customers, especially the pursuit of matte and glossy printing results, we provide this cost effective package. The package include 1 PEI pro spring steel build plate. Size 120x120mm upgraded PEI sheet is suitable for Voron 0.1/2.4 3D printer 2. INNOVATIVE MATERIAL：The innovative PEI material make the bottom of printed parts flatter and smoother, while retaining a glass like reflectivity, maintain stronger adhesion and durability than PEO or PET, and perform better in low temperature printing, completely eliminate the problem of bubbles 3. UPGRADE PEI PRO: New version PEI Pro, more delicate sandblasted texture and sturdy. Perfect for PLA, PEEK, ABS, this version is thicker than the original, with a more delicate spray texture and thicker spring steel plates. For different consumables, higher viscosity can be maintained at lower temperatures 4. EASY TO USE: Do not need glue, beauty pattern paper and other fixed ways, just use isopropyl alcohol to clean the flexible build plate surface, heat the hotbed to the right temperature according to the kind of filament(generally PLA materials need a hot bed to about 60℃), and then start printing. After printing, just slightly bend the PEI sheet platform, you can remove the print easily 5. EXCELLENT PERFORMANCE: PEI is a superior build surface material that offer a range of benefits over traditional PEO or PET. More resistant to high temperatures and wear, and provide better adhesion Specification: Item Type: PEI Spring Steel Sheet Compatible Size: Approx. 120 x 120mm / 4.72 x 4.72in Application: For Voron 0.1, 2.4. Package List: 1 x Flexible Build Plate Note: The smooth surface has a factory protective film that need to be removed.