Post-It® Brand Notes - 1 CT. 1, 100. 3.9 in x 2.8 in (99 mm x 71, 1 mm). 3M. Shoes. What did you ever do without them™ Stick with the Post-It® brand. 3M, Post-It, the color canary yellow and the statement "what did you ever do without them" are trademarks of 3M. www.post-it.com. ©2011, 3M. All rights reserved. Post-It® notes are recyclable.