Size: #10 Double Window Envelope 4 1/8 in x 9 1/2 in / 4.125” x 9.5” / 105mm x 241mm Color: 24lb. White w/ Security Tint - This standard 24lb. weight envelope is great for everyday business. It is the least expensive white paper, but isn't "cheap" looking. The tinted pattern inside discourages reading sensitive information through the envelope. Quantity: 50 envelopes per pack Featuring: Moistenable Glue Sealing Method Perfect for sending sending letters, invoices or statements! 24lb. White #10 Double Window Envelopes are perfect for sending letters, invoices or statements, save the time and expense of separately addressing envelopes. Simply position the address to show through the window, or choose our full-face windows, which are large enough to show off the entire contents. 24lb. text paper stock Printable on off-set and digital printing presses and some home printers. If you're looking for the professional way to send materials, #10 Double Window 24lb. White w/Security Tint Envelopes are the perfect choice and an amazing value. Click the yellow "Add to Cart" button now!