Desktop Publishing Supplies, Inc. Brand Business card size envelopes are great for your small cards or notes. The business card size envelopes measure 2 1/8" x 3 5/8" and are meant to fit a standard sized business card measuring 2" x 3 1/2". These envelopes are made from a 24lb Bond paper stock and are inkjet & laser printer compatible (please note: due to the size of these envelopes, most printers cannot feed them. Consult your printer manual before purchasing if you plan on printing on these).