Smooth & Seep-Proof: This foam board features double-sided smooth surfaces with no burrs. Its 5 mm thick design stops paint from soaking through. Ideal for independent front-and-back creations with watercolor, acrylics, and markers

Acid-Free Color Retention: Made from acid-free material, this foam core board neutralizes airborne acids and delays color fading. It helps your artwork maintain its vibrancy even after long-term storage

Easy Precision Cutting: This poster foam board can be easily cut with an ordinary utility knife, and the cuts are smooth without the need for repeated trimming. Paired with a cutting mat and straightedge, it can also be used for DIY precision model parts

Multiple Functions: This white foam board meets the needs of painting, modeling, and educational displays, making it suitable for use in homes, schools, offices, and other settings

12-Piece Standard Size: Each large foam board measures 24 x 36 in, fitting standard frames for artwork display. The 12 pieces support extended creative projects without frequent reordering