The BNC Thermal Laminating Pouches are designed for professional use in offices and business settings. With a thickness of 3 mil, these 9" x 11.5" pouches provide reliable protection for important documents and artwork. The 200 pack ensures that you have an ample supply for all your laminating needs. The BNC brand is well-known for quality office equipment, making these pouches a dependable choice for preserving and presenting your materials.