Find it fast with Post-it Flags. They make it simple to mark, flag or highlight important information. They stick securely, remove cleanly and come in a wide variety of colors. Draw attention to critical items or use them to index, file or color-code your work, either at home, work or in the classroom.Find it fast with Post-it Flags in bright eye-catching colors that get noticed. They make it simple to mark or highlight important information for signatures. They stick securely, remove cleanly and come in a wide variety of colors. Draw attention to critical items or use them to index, file or color code your work, either at home, work or in the classroom. Try with Post-it Notes for the ultimate study duo. Yellow, Sign Here Message, 1 in. Wide.