ECHO-LIT Literary Device: Tone English Literature Poster. Eco-friendly, Laminated Educational Art Print Our 18 x 18 inch laminated poster is printed on heavy 100 pound cover stock paper. This durable paper won't wrinkle and crease like typical poster paper. This excellent teaching tool for classrooms and libraries represents the literary device known as tone. Poster copy: "The apparent attitude of the narrative voice." We SHIP ORDERS FAST (typically within 24 hours) in sturdy packaging to prevent bends and tears. We design all of our posters in house, producing only original, unique art prints for our customers.