Tree-Free Greetings strives to use the most eco friendly materials and processes possible. Printed and assembled in the USA on 100% post consumer recycled paper, this set of 8 cards feels great to the touch and takes ink beautifully. (Ball point pens work best on the lightly coated finish of our fully printed cards. Testing your pen on a discrete area before writing is recommended.) this set of a touch of color by zlatka peneva all occasion cards includes tree free Greeting cards 14630, 17685, 14635, and 14814 and is vibrantly printed with hard to find a touch of color by zlatka peneva themed art. Brighten someone’s day, brighten everyone’s future with a sustainable Tree-Free gift today!