These straight flap, open end envelopes are the perfect solution to your mailing needs. These envelopes feature a professional dark red color that looks both luxurious and enticing in the mailboxes of their recipients. The size and shape of these envelopes makes them ideal for receipts, narrow invitations, invoices, tickets, folded documents, and more. Each of these envelopes also features a reliable gum closure to keep items secure as they make their journey through the mail. Details:Dark red4.125" x 9.5"28 lb.Open endStraight flap with gum closureAvailable in multiple countsMade with 100% recycled paper