●30 Pieces for Replacement: you will receive 30 pieces of poster display boards in white; A large number, suitable size, strong and reliable, can fully meet your needs in many occasions and daily use ●Quality Material Selection: made of quality cardboard, each tri fold presentation board is sturdy and solid, thick and long lasting, strong enough against breakage, wear, cracking and smudges, serving you for long ●Unique Design: this sort of corrugated thick poster board is designed in combination with artistic aesthetics, to enhance your display; This product is not only safe but also beautiful, ideal for most school projects and art or science exhibition displays ●Blank Space: the trifold science fair board has enough space for you to DIY, lightweight and foldable, which makes the board easy to store and carry; Open the 2 side panels and place them vertically, then you can see the whiteboard is standing steadily and firmly on the table ●Versatile for Application: this trifold board for projects has white background and smooth surface, can be crafted with adhesives, stickers, paints and markers; You can use it for your photo display, artwork display, desirable for science display and school project display