20 Pack Trifold Poster Board (26" x 17"), Black Poster Board for Science Fairs, School Projects, Graduation Party, Event Displays, and Business Presentations — Open-Box, 73% Off

HIGH-QUALITY THICKENED MATERIAL: This poster board, Made of high-strength corrugated cardboard, the internal structure is tightly reinforced, which significantly improves the compression resistance and durability. It is not easy to deform or tear and can be used repeatedly

PORTABLE TRI-FOLD DESIGN: This trifold poster board, The innovative three-stage folding structure allows for easy opening and closing and quick shaping. After folding, the device is compact and easy to store and carry, making it particularly suitable for students, teachers, and business people to display their products on the go

STABLE SELF-SUPPORTING SUPPORT: This black poster board, After unfolding, the board stands naturally with strong stability and no additional bracket is required; the double-sided symmetrical support bar design effectively prevents tilting and ensures that the displayed content is always at the best viewing angle

VERSATILE USES: This poster board 26x17, Suitable for various occasions such as school subject presentations, science and technology exhibitions, commercial promotions and conference speeches; the surface has strong compatibility and can be pasted with posters, photos or directly written and drawn

EASY TO WRITE ON: The tri-fold display board boasts a premium black, smooth surface designed for exceptional compatibility. It effortlessly accommodates a wide range of writing instruments, including markers, chalk, watercolor paints, crayons, and more, ensuring vibrant and clear results every time

20 Pack Trifold Poster Board (26" x 17"), Black Poster Board for Science Fairs, School Projects, Graduation Party, Event Displays, and Business Presentations