5 3/4 x 8 3/4, 146 x 222mm, A9 80lb Text, 118g/m2, Smooth Straight Flap, Envelopes Desert Storm, Brown, Environment 25 Pack Neenah Environment A9 Desert Storm envelopes are the signature of high design, texture, nature and communication. Neenah Environment envelopes are manufactured using sustainable practices and post consumer fibers making this one of the most eco friendly choices available.