The overall product size is approximately 13X14 inches. There are two fasteners , can freely switch plate size.Collapsible to 12X6 inches to save space.Easy to store. Multi-FunctionEcraft Paper trimmer Scoring Board includes a foldable 12 x 12 trim and score board, detachable scoring tool, paper trimmer, and an Crease tools with a convenient storage slot. Folds Paper Cut MaterialsCrease tools Score flawless, crisp lines in seconds when creating invitations, envelopes, gift boxes, and more. Transparent guide ruler make you easy to cutting along straight line, No drag,very cleanly Blade material was Hardness and very Sharp,Max cut 12 sheets paper every time Two Methods Of Measurement Ecraft Score Board with measurements in both inches and centimeters precision scoring and trimming is a snap. The cut transparent ruler is equipped with a centimeter scale for accurate cutting. The standard 210 cm on the board is used to make the cover of a book. Special DesignThe overall product size is approximately 13X14 inches.The board has a base with 12 anti-skid plastic stabilizers,protect your desktop from being scratched. And two fastening plate buckle, can freely switch plate size.Collapsible to 12X6 inches to save space.Easy to store.The paper cutting blade is easily replaced Beautifully CraftedThis board is perfect for any paper crafting project. Perfect for make beautiful boxes, paper crafts, cards, the cover of a book,invitations and envelopes.