LUX Reich paper bright white savoy envelope measuring A7 (5 1/4" x 7 1/4") features rich appearance and subtle texture. 100 percent Cotton envelope having a paper weight of 80 lbs has a peel and a press flap, sold as 500 per box..Opening: Square flap.Dimensions: 5 1/4"L x 7 1/4"W.Rich feel and subtle texture are the perfect basis for refined corporate identity packages, posh invitations, and other upscale mailings.Comes in Bright White - 100% Cotton, 80lb. Text Paper.A7 Invitation Envelopes (5 1/4 x 7 1/4) 100% Cotton are perfect for party invites/thank you cards/wedding invites/announcements/5x7 photos.Material: Paper.Laser and inkjet printer compatible.Paper weight: 80 lbs..500/box.Peel & Press Sealing Method.Closure: Peel & press.Collection: White.LUX Reich paper savoy envelope in bright white color measuring A7 (5 1/4" x 7 1/4") features 100 percent pure cotton and has paper weight of 80 lbs, sold as 500 per box..The A7 Envelope (5 1/4" x 7 1/4") in Bright White 100% Cotton is a striking, sophisticated, pure cotton, square flap envelope. Inkjet and calligraphy-friendly, this envelope is suitable for invitations, business mailings, social mailings, announcements, and more. Seal by convenient adhesive strip along square flap. Available plain and printed.