The pin on a pushpin typically measures ¼ of an inch long. The flat head that holds the pin is about 3/8 of an inch in diameter, and the entire length from the bottom of the handle to the tip of the pin is about ½ an inch.

If you’re going to use a whiteboard to teach a group of people, you’ll need at least one whiteboard eraser at your disposal. A whiteboard eraser will quickly wipe away the dry-erase ink that you use to write down notes for your classroom. So, what size does an eraser come in?

The typical whiteboard found in classrooms will measure 4 feet tall and 6 feet wide. Larger classrooms might be fitted with 4 × 8-foot whiteboards. In university lecture halls, you might find a whiteboard that measures 4 × 20 feet.

Foam boards range in size from 8 × 10 inches to 36 × 48 inches with a thickness of between 1/8 to ½ an inch. However, you can order custom-sized foam boards that can measure up to and beyond 100 inches on each side.

The standard clipboard will measure 9 × 12.5 inches for keeping letter-size paper (8.5 × 11 inches) in place. However, there are also clipboards for legal-size paper, which measure 10.75 × 15.5 inches. You can also find clipboard sizes for holding onto A4 and A3 sheets of paper.

Many universities print 8.5 × 11-inch bachelor’s, master’s, and doctoral diplomas. Special degrees, such as Doctor of Medicine, Juris Doctor, Doctor of Pharmacy, and Doctor of Dental Surgery diplomas are 11 × 14 inches. Minor certificates will typically measure 6 × 8 inches.

Cardstock starts off as a large sheet that is later cut into different size proportions. The different sizes will determine what the cardstock can be used for.

The typical sticker will usually measure 3.5 × 2 inches. For easy printing and reading the details, 3 to 4 inches is a good size. However, you can print stickers to be as large or as small as you want.

Binders typically measure 9 × 12 inches, which is the perfect size for housing letter-size sheets of paper. There are also half-size binders that are 7 × 12 inches, and large ledger-sized binders that measure 17 × 11 inches.

An A6 envelope measures 114 × 162 millimeters (4.75 × 6.5 inches). It leaves minimal space inside for the A6 card to move around.

An A7 envelope measures 5-1/4 × 7-1/4 inches in size. It is one of the more popular envelope choices for sending greeting cards, party invitations, and announcements.

An A4 envelope will measure 4-1/4 × 6-1/4 inches (108 × 159 millimeters), which is great for sending 4 × 6-inch (102 × 152-millimeter) cards and photos through the mail. It leaves minimal space on the inside to allow users to insert and remove the A4 card easily.