Our 18-inch blank wood circles, made from high-quality MDF, are 1/4 inch thick, providing a sturdy and smooth surface perfect for painting. These paint-grade circles are not stainable, but they offer an even, clean finish that's ideal for creating door hangers, signs, and various crafting projects. Whether you're designing home décor or crafting for special occasions, these versatile circles are a great base for your DIY creations.