MSE-My Sentiments Exactly Mounted Stamp. MSE rubber is deeply etched, cushioned with a sticky side and precision cut to eliminate shadowing. If your unmounted system requires only the red rubber part the cushion can be removed easily. Stamps are available in a wide variety of themes and designs for every day and every occasion! This package contains Baby's World: one stamp mounted on one 2x3-1/4 inch block. Made in USA.