If you make an effort to choose ecologically-conscientious, earth friendly products, and if you need some great looking policy envelopes, we have the perfect envelopes for you! These envelopes open on the short end and feature straight flaps with reliable gum closures. This pack contains a total of 50 envelopes! Their size and shape makes them great for sales slips, invoices, tickets, memos, announcements, checks, cash, receipts, and more! Use them in your home or office for organization and mailing needs! Details:Brown4.5" x 10.375" (#11)28 lb.50 envelopes Made out of 100% recycled kraft paper