JAM Paper chocolate brown recycled #10 business envelopes are made out of earth friendly, 100% recycled, 28lb. paper! At 4.125" x 9.5" in size, these envelopes are ideal for business letters and all 3 x folded standard sized sheets of paper. These booklet style envelopes feature straight flaps and reliable gum closures. This complete pack contains 50 envelopes. Use them to mail documents, forms, letters, newsletters, and more from your office or home. The deep, dark chocolate brown color of these envelopes gives them a professional and sophisticated appearance that makes them, appropriate for all kinds of mailings.Details:Chocolate brown4.125" x 9.5" (#10)50 envelopes100% recycled 28 lb. paper