Die-Versions - HEART OF HEARTS Whispers Die 3 5/8 " x 3 5/8" (92mm x 92mm.) Whispers die cuts may require additional shimming for best results. This die is American made & is designed to be compatible with Big Shot, Big Shot Pro, BigKick, Vagabond, Wizard, Grand Calibur, Revolution, Epic Six, Cuttlebug and Zip-e-Mate. Made in the USA with US materials. Made from American Super Hardened Tool Steel. They are 100% lead free.