Add flowers and sentiments to cards, gifts, layouts and more with the Hello Flowers Clear Acrylic Stamp Set by Hero Arts. This 4" x 6" set includes 9 stamps made from 100% photo-polymer (non-toxic, latex- and phthalate-free). The durable stamps are pliable for easy positioning and stamp accurately each time. To use, simply peel and stick to an acrylic block, then return them to their storage sheet. Made in the USA.