These white open end envelopes open on one of the shorter ends. Each one of these envelopes is made out of smooth, high quality paper. Each one of the envelopes in this pack features a versatile bright white color that makes it a fantastic choice for a wide variety of home and office mailing needs. Thanks to the size of these envelopes they can be used to enclose letter sized documents without folding them. These envelopes have commercial style flap opening with reliable gum closures to keep the items within them secure as they travel throughout the mail.Details:White8.75" x 11.5"24 lb. (90 gsm)Available in assorted quantitiesPaper