Each one of these envelopes opens on the shorter end and features a reliable, easy-to-use, self adhesive peel-and-seal closure to keep the contents placed within secure as they are transported through the mail. Their size makes them great for mailing standard sized documents. They can also be used to mail small items, photographs, catalogues, small clothing articles, donations, promotional materials, and much more!Details:Brown kraft5.5" x 7.5" eachAvailable in multiple countsSelf adhesive closureRecycledManila paper