JAM Paper Catalog Premium Clasp Closure Envelopes are eco-friendly and perfect for all of your full sized document mailing needs! These envelopes feature commercial style flaps. Each one has a reliable, moisture activated gum closure as well as a dependable and easy-to-use metal clasp closure! Use them to mail forms, documents and more from your office or home!Details:Brown Kraft paper bag10" x 13" envelope size32lb/120gsmAvailable in multiple countsOpen end with gum closure and metal claspCommercial style flapRecycled paper