1. Anodized Aluminum Profile structure, anti-rust. 2. Car-grade hi-quality Painting. 3. Laser Acrylic Letter 4. Screen pri Double Sided Aluminum Standing Signs INDOOR Free Standing SIGNS1. Anodized Aluminum Profile structure, Aluminum panel.2. Car-grade painting.3. Acrylic letter, Laser engrave.4. Free Standing5. Letter screen printing .6. Standard Size: W600mm*H2000mm.customized size available.