Our industrial turned contemporary open ended envelope with an up ended twist. It is in the standard business size for an 8 1/2" x 11" folded in thirds. Environmentally friendly, Eco-White is a cool white with an eggshell finish. Made just for us, this 100% recycled, 30% post-consumer waste paper is archival, acid-free, and prints great in laser and ink-jet printers. Size- 4 1/8" x 9 1/2" Sold in packs of 10