JAM PAPER 6 x 9 Open End Catalog Premium Envelopes - Dark Grey - 25/Pack Color: Dark Grey Size: 6 x 9 inches Quantity: 25/pack Perfect for business needs, and mailing larger documents. Great envelope to use around the house, office, or classroom and can be used to hold and organize documents, memos, cash, checks, deposit slips, coupons, receipts, marketing or promotional materials and much more.