This is one of my original liquid graphite paintings, of The Comet! Paper Finishing: Matte, uncoated, natural white (off-white). Acid-Free: pH above 7 to prevent yellowing over time. Paper Weight: 250 gsm (110 lb), Thickness: 0.29 mm (11.4 mils). Available Sizes: 29 sizes in inches (US&CA) and cms (rest of the world). Sustainable Paper: FSC-certified paper for sustainability. Printed and shipped on demand by Gelato