6 Pieces Available: With 6-piece book board included you'll have enough materials for various projects like framing and invitationsplus extras for sharing with crafters. The generous supply ensures you're always prepared for creative sessions or last-minute DIY tasks Convenient Dimensions: Measuring 8.2 x 11.7 inches (21 x 29.7 cm) with 2mm (0.08") thickness these craft cardboard paper offer a portable yet sturdy sizelightweight for easy carrying and storage while providing ample space for all your crafting projects Heavyweight Board: This rectangle binders board paper offers superior load-bearing strength effortlessly supporting stacked books without scratching them. Its robust construction also withstands heavy items without breaking ensuring reliable protection for your DIY project Durable Materials: These bookbinding boards are crafted from heavy-duty paper offering exceptional durability that resists warping or bending. The smooth surfaces ensures reliable performance for long-term use in all your projects Widely Applicable: The Rectangle Binding Boards are many applied in picture frame backing card making album covers scrapbooks notepads album covers labels die cutting photos and prints perfect fix for crafts. Giving you endless possibilities to personalize your projects