LUX A7 Invitation Envelopes (5 1/4 x 7 1/4) are perfect for party invites/thank you cards/wedding invites/announcements/5x7 photos, sold as 50 per box.Opening: Square flap.Choose from an assortment of delightful colors and send your next invitation or letter in style.There is nothing basic about this black, elegant and striking, these black Linen envelopes have the same textured, linen-weave pattern as our white and natural linen envelopes.Dimensions: 5 1/4"L x 7 1/4"W.A7 style is a multipurpose envelope, ideal for social and announcement functions, it may also be utilized as an outer envelope for invitation purposes.Material: Paper.Paper weight: 80 lbs..Closure: Peel and press.Comes in Natural Linen, 80lb. Text Paper.A7 Invitation Envelopes (5 1/4 x 7 1/4) are perfect for party invites/thank you cards/wedding invites/announcements/5x7 photos.Peel & Press Sealing Method.Finish: Linen.LUX Size A7 envelope in natural linen color is perfect for social and announcements functions, it may also be utilized as an outer envelope for invitation purposes and has a size of 5 1/4" x 7 1/4", is sold as 50 per pack..The A7 Envelope (5 1/4" x 7 1/4") in 80lb. Natural Linen is a soft, off-white envelope with a linen pattern. Suitable for sending cards, invitations, announcements, photos, and more. Seal by convenient adhesive strip along square flap. Available printed or plain.