Use our 9 x 12 Booklet envelopes for special mailings or everyday documents. These shipping envelopes can be printed in Full Color ink on durable 28# white wove stock with the gummed flap on the 12” side of the envelope. Upload your artwork for free, use our stock image library or add text using one of our many available fonts. Available in quantities of 50 - 10,000 pieces. Production time is 3 business days plus shipping time. All envelopes require a 0.25” margin on all sides and no bleeds are allowed.