Product Description These heavy weight 184 lb. cards offer the attributes of a watercolor paper but with a vellum drawing finish. They are ideal for watercolor, gouache, acrylic, graphite, pen and ink, colored pencil, marker and collage. All cards comes with accompanying envelopes with a unique, beautiful deckle edge. Acid free. Full Size Mixed Media Cards These larger size cards can be used to design a greeting for any occasion from birthdays, holidays and invitations to general correspondence. Full Size envelopes are 5.25″ x 7.25″. Weight: Cards: 184 lb. (22″ x 30″ x 500 sheets) 300 g/m 2 Envelopes: 70 lb. text (25″ x 38″ x 500 sheets)104 g/m 2 Surface: Vellum