Whether you are sending individual letters from home or handling mass mailings at work, #6 3/4 Reply Business Envelopess standard business gummed envelopes are the perfect choice. They come in a pack of 50, so you'll be covered for mailings of all sizes. The gummed closure is easy to secure, so you can get your documents in the mail in minutes A wonderful alternative to ordinary white. With just a breath of color, this group stands out from the crowd, yet it maintains businesslike grace and conveys friendly appeal. Moisten to seal. Standard-weight 60 lb. stock is machine-insertable for higher-volume direct mail.