This is a grayscale portrait coloring books featuring original artworks by Lana Green. It contains 25 original portraits drawn in greyscale. It's printed on the thickest paper option possible on Amazon and the paper weight is 88-105 GSM. Dry materials like colored pencils or pastel are recommended. All pages are also available in digital form at Lana Green's Etsy shop. PLEASE NOTE that this is a coloring book made with KDP, print-on-demand system run by Amazon -- which means I only give them the book data, and they do all the process of making the book, manage orders, and ship to you. If any damage happens on the way of shipping, please do contact Amazon and get every compensation you deserve.