Museum-quality posters made on thick and durable matte paper. Add a wonderful accent to your room and office with these posters that are sure to brighten any environment. Archival and acid-free. This is a quality print. Handle with care. • Paper thickness: 10.3 mil • Paper weight: 5.57 oz/y² (189 g/m²) • Giclée printing quality • Opacity: 94%