The Lepidoptera insect order is one of the largest in the world, including approximately 180,000 species of butterflies and moths. Six of them are printed with exquisite detail on these blank 4¼"x5½" cards—the Orizaba silkmoth, the Pandora sphinx moth, the Luna moth, the Death's-head hawkmoth, the Monarch, and the blue morpho— with accompanying envelopes. Set your pen pals' hearts aflutter with this lovely (and scientifically accurate!) stationery, perfect for any occasion.