Punch Cards - Total 210 Pack punch cards, Heavy Duty Thick Paper. WELL PACKED - All the punch cards come in a bright color box. It helps to keep punch cards clean and organized. SIZE - Standard Business Card, 3.5 inch x 2 inch. Rounded Corners. CUSTOMIZABLE - Options to write details such as This card belongs to & 10 hole punches equals. The blank reverse side also can be used to write customized details. Customizable for a variety of Applications, such as Home, School, or Business use. Use as Customer Loyalty Cards in Business or Reward Cards for kids in School. INCENTIVE TO CHILDREN - Keep your Children and Students Motivated by using these Visually-recognized Achievement Cards to encourage Good Behavior, such as task completion, chores, act of kindness, etc.