Black Catalog Envelope with Clasp Size: 9 x 12 inches Quantity: 25 envelopes per box Envelopes are made from smooth 28lb paper Features a Gummed Straight Flap as well as a Clasp! JAM Paper Black 9 x 12 Open End Catalog Envelopes with Clasp Closures have a sleek and professional look, and reliable functionality, that makes them great for any home or office document mailing need! These envelopes are made out of smooth, high quality, 28lb paper. Each one measures 9 x 12 inches in size, making them perfect for enclosing standard sized sheets of people without creasing or folding! To keep enclosed items secure, each one features a straight flap and a dependable, easy-to-use metal claps closure in addition to an optional gum closure for added reinforcement. This pack contains an even total of 25 envelopes! Size: 9in x 12in | Color: Black | Quantity: 25