Lawn Fawn Science Of Love Clear Stamp and Die Set - Includes One Each of LF597 (Stamp) & LF599 (Die) - Custom Set Lawn Fawn Science Of Love custom created set of one stamp (LF597) and one die (LF599) You will have perfect chemistry with this geek chic set of 23 clear stamps! This set contains cute nerd birds, a smiling calculator, book, beakers, and lots of sentiments to match. The Steel Die set consists of 9 coordinating dies which can be used together or individually.. The stamps and dies measure from 3/4" to 1 5/8" in size Dies are compatible with most die cutting machines