These removable, writable labels are perfect for labeling of boxes, envelopes, packages and more. They stick and stay put, but remove cleanly with no messy residue when you need a change. Multi-Use Labels adhere to most smooth surfaces including paper, cardboard, plastic, wood, glass and metal. Just write with your favorite pen, peel and stick. Labels come on a small sheet. Each sheet includes 100 labels (5/16" x 1/2").