JAM Paper A6 invitation envelopes measure 4.75" x 6.5", making them ideal for A6 sized and smaller invitations and greeting cards. Each of these envelopes is made out of 28 lb, high quality, acid free archival paper and features a rectangular straight flap. To keep items secure as they make their way through the mail, each of these envelopes has a reliable gum closure. This pack contains an even and convenient total of 50 of envelopes. Use them for invitations and greeting cards for weddings, gatherings, showers, events, holidays, and more! The rich color of these envelopes, combined with their superior quality, is sure to gain the attention and admiration of all their recipients!Details:Available in multiple colorsFits 4.75" x 6.5" (A6) cards28 lb/41 gsm50 envelopesArchival, acid freePaper