The Happy Planner Big Punch is designed to fit 8.5" x 11" sheets into Big Happy Planners. Now you can punch your own paper and add it to your own Happy Planner. The Happy Planner Big Punch will punch up to 3 sheets of paper, and 1 sheet of card-stock; it is not intended to punch laminate or adhesive. Details:11 hole punchPunch capacity: 3 sheets of paper or 1 sheet of cardstockFor use with The Big Happy Planner (not included) Customize your Big Happy Planner with your own paper using the Big Happy Planner Hole Punch. This large paper punch makes 11 holes so you can personalize your planner with your own photos and artwork. Designed to fit 8.5" x 11" sheets into Big Happy Planners, it's the perfect tool to help keep you organized! 11 hole punch Punch capacity: 3 sheets of paper or 1 sheet of cardstock For use with The Big Happy Planner (not included) Not intended to punch laminate or adhesive