Watercolor cards - s400 - 3.5x5in (6)

Specially designed for wet media such as watercolour, acrylic or gouache, these high quality cards are made of 140-lb. cold press watercolour paper. Neutral ph, acid-freeS105-650, S105-150, S105-210Card and envelope sets. Cards are 5" x 7" and envelopes are 5.25" x 7.25".Weight:Postcards and cards: 140 lb. (300 g/m2)Envelopes: 80 lb. (118 g/m2)