LUX Square envelope in bright white color with contour flap has a peel and press closure and measures 7" x 7". Envelope of 70 lbs basis weight adds a unique touch to any announcements and is sold as 50 per pack..Opening: Square flap.Size: 7" x 7".Dimensions: 7"L x 7"W.Bright white.Material: Paper.Laser and inkjet printer compatible.Seam type: Center.Add a printed return address or upload a design using your digital file.Boasting a smart-looking square flap, the A7 vertical envelope fits inside envelope sizes A8, A9, A10 for those special occasions that require additional enclosures.Unique A7 vertical type envelope (7 1/4" x 5 1/4") will surely be an eye catcher… you can send your 5 x 7 pictures or cards anytime.Paper weight: 70 lbs..A7 style is a multipurpose envelope, ideal for social and announcement functions, it may also be utilized as an outer envelope for invitation purposes.Comes in 70lb. White, 70lb. Text Paper.Closure: Peel and press.7 x 7 Square Envelopes are perfect for announcements/weddings/greeting cards/invitations.Peel & Press Sealing Method.Finish: Smooth.It’s easy to customize your envelope.Lux Square envelope in bright white color of size 7" x 7" provides a bit of sparkle to your event and comes with a contour flap, is sold as 50 per pack..7 x 7 Square - 70lb. White Wove. 70lb. paper is one grade heavier than standard envelope paper. These envelopes are manufactured by Envelopes.com and are sealable with Peel & Press?.