GSM (weight of the paper): 150; The higher the GSM, the heavier and thicker the paper. Material: Cotton paper, also known as rag paper or Deckle Paper, Khadi Paper, or recycled handmade cotton paper, is formed using cotton or cotton lint from used or applied cloth (rags) as the primary material This Handmade deckled edge paper supports most media like pencils, paint, ink, and watercolors. Perfect for Postcards, Invitations, Wedding Announcements, Crafts, and Announcements. Cotton paper is superior in both strength and durability and important documents are often printed on cotton paper as it is known to last for many years without deterioration. This blank recycled cotton paper is acid-free, chlorine-free, bleach-free, and archival. If for any reason you do not like this hand-made deckle edge paper(rough-edge), please let us know & we will send you a refund - no questions asked. These are handmade and Size (+/- 5 to 7%). As a paper manufacturer, We not only offer you blank paper but also brochures, invitation cards, business cards... Depending on your wishes. You can print on paper as well, or with an inkjet printer. Good for engraving, typography, watercolour, calligraphy, painting, photography, guest books, travel diaries etc. There are other many uses for this paper: wedding invitations, stationery, watercolor painting, illustration printing, collage, notebook making. Imagination is key! We make a pulp based on recycled paper, each sheet is then laid down one by one on cloth towels, which will then give a texture. The paper is then pressed into a flat sheet, after an air drying session.