8x10Inch Foam Boards 20Sheet-Black Foam Corn Board 316 5MM Thick Mat Board Center Foam Backing Boards for Mounting Photographs and Artwork 3-D Modeling Signage Poster Making

8”x10” Foam board is lightweight but strong, and can be cut into any shape with clean edge, 3/16Inch thick foam corn board ideal for school project, signboards, picture framing and mounting, 20 pack polystyrene foam sheets black Foamcore Board Features: Made of Acid free materials, easily to cut into shape and resists warping Lightweight yet study black foam board sheet, ideal for posters or presentations Features smooth and rigid surface, works well with pin, markers, paints, adhesives, and fabrics Three layers foam core mat, the polystyrene core covered matte Plastic on both side Multi-function backing boards, perfect for artwork, school project, picture framing, mounting displays and sign boards Foam Sheets Specifications: Foam Boards Size: 8”x10” Thickness: 3/16” Colors: Black Features: Smooth Surface, Warp Resistant and Resistant, Acid-free Package Include: 20Pack Black Foam Boards