Welcome To Our Store Product Details: Material: Tin metal/aluminum. Size: 8 x12 inch(20 x 30 cm),12 x16 inch(30 x 40 cm),12 x17 inch(30 x 43 cm) and 12 x18 inch(30 x 45.5 cm).Four sizes for you to choose. Description: This decorative vintage Knowledge metal sign is made with folded edges for safety and stability.It has smooth rounded corners and includes mounting holes,easy to install.Waterproof, colorfast, fashionable design. Material made from tin metal, designed with dumb oil scrub art to create a vintage retro look. It is suitable for many places, such as a bar, cafe, room, hotel, club, etc.It's a great gift for friends and family Notice: This is a post made of tinplate material, some paintings appear to have the effect of rust, it is printed up, not really rusty. Due to different brand of monitors, actual wall art colors may be slightly different from the product image. If you have any question,please let us know and we will try our best to help you.