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 4" x 6" sheet. Each sheet includes 25 labels (1/2" x 3/4"). Each pack contains 525 labels.