JAM Paper Open End Envelopes are versatile and stylish for all your mailing needs. Mail and protect important documents such as college applications, catalogs, brochures, and much more in these classic brown kraft envelopes. Whether you are using them in the office or at home, you can trust these envelopes will keep your documents protected. This pack contains 100 brown kraft envelopes. Each envelope measures 10" x 13", has an open end opening (no clasp), straight flap, gum closure, smooth finish, and is made from 28 lb. paper.Details:Brown Kraft10" x 13"28 lb/75 gsmStraight flapGum closure100 envelopesRecycled manila paper