11 1/2 x 14 1/2 Open End Envelopes- 28lb. White (50 Qty.) | Perfect for sending Letters, Invoices or Statements | 4166-50 Size: 11 1/2 x 14 1/2 Open End Envelopes 11 1/2 in x 14 1/2 in / 11.5 x 14.5 / 286mm x 362mm Quantity: Pack of 50 Color: 28lb. White - Same bright look as our other Bright Whites, with a little more heft than standard 24 lb., for an added sense of quality, and strength. USES: Professional way to send Pamphlets, Brochures, Sales Literature, Booklets, Annual Reports, Magazines, Catalogs and More! EVENTS: Professional Functions, Conferences, Conventions, Business Meetings and so much more! Printable on off-set and digital printing presses and some home printers.