This A4 Seawhite Deep Archival Storage Box is perfect for storing photographs, prints, drawings and other flat artwork.Widely used in education and the creative industries, this deep archival box features a depth of 50mm and will take content up to 315mm x 225mm.Covered with canvas cloth for an elegant finish, this storage box is both acid-free and chlorine-free, so you can confidently store work inside it for long periods of time without having to worry about discolouration or damage.The box opens flat, with a hinged clamshell design, to allow for convenient and tidy presentation and display of the work inside.. A4. Widely used in education and the creative industries. Provide top-level presentation. Acid-free. Fully lined. Hinged. Finished in 6oz black canvas. 50mm deep (interior) / 65mm (exterior). Will take content up to 315mm x 225mm. Approximate dimensions (mm) H340 W240 D65. Weight 650g