Dimensions: Xs = 5 x 7.5 inches, S = 11.5 x 14.5 inches, M = 12 x 15.5 inches, L = 14 x 18 inches. This 5 x 7.5-inch Manila envelope is crafted from sturdy, durable 100 Gsm paper stock. Its substantial weight and robust construction provide excellent tear resistance and opacity, while its professional and polished appearance makes it ideal for mailing, storage, and document filing. The envelope features an open-end design that facilitates the quick insertion of various materials, making it particularly well-suited for bulk mailings and document processing tasks. The flap incorporates a ""peel-and-seal"" adhesive strip, ensuring a secure, neat, and convenient closure. Sized to meet U.s. Postal Service (Usps) standard letter specifications, it is perfect for organizing a wide range of documents, letters, cards, and photographs. Available in a pack of 100, it effectively meets the daily usage requirements of offices, businesses, schools, and households. Weight: 1.30 lbs.