For the occasions where you need to send larger than normal content, use these large square envelopes. These square envelopes are sure to attract attention while safely sending announcements, invitations, business promotions, and more. However you use, our high quality envelopes provide versatility and style. Each has a square opening, V-flap, gum closure, smooth finish, and is made from high quality paper.Details:Available in multiple colors9.5" x 9.5"24 lb. (90 gsm)25 envelopesPaper