American Crafts A2 Cards & Envelopes. This boxed set of cards is perfect for any card maker or for anyone just looking to send notes to friends and loved ones. Use them as they are or embellish and customize them to your recipient and occasion. Each card features a pretty patterned design on the outside with a blank white inside. They come with plain white envelopes. The cards measure 4 1/4x5 1/2 inches, the envelopes measure 4 7/16x5 11/16 inches. This package contains forty cards (four each of ten colors) and forty envelopes. Design: Everyday Solid. Imported.