Natural & Original: Fuyit Wood Circles come from natural pine wood with barks. We pick more beautiful slices and avoid crack. Only a little part of wood bark may fall from the slices. . Pre-Sanded & Polished: Each slice was sanded to make the surface smooth and safe enough when using. You can write or paint on it with your child. Enjoy the happiness time. . Easy To Use: Every slice was undrilled without hole for arts use. Easy to write or paint. We also upgraded drying technology and adopt scientific control of moisture ratio in wood slices, to prevent the wood from drying or cracking. . Perfect To Make DIY Crafts: Ideal materials for hand painting, pyrography, coasters, photo props, Christmas ornanments, festival decorations, wedding decorations, party decorations,wall decorations, making house number or dining table number, etc. . Customer Service Working For You 24/7 - If you find crack or any other defect, please contact us directly. .