Introducing Strathmore Artist Trading Cards (ATCs)--an artist-led movement following the traditions of art exhibitions in the 90's. Thanks to the small format, high quality sheets, artists can collect one another's work, share ideas & inspire future collaborations. They're precisely cut in the official, trading-ready ATC size to give artists all the performance benefits of our high quality paper with precut convenience. Our 300 Series provides art students & intermediate hobbyists a range of better quality paper for quick studies, technical practice & final pieces in art class or at home. Including a wide variety of surface types, artists working with watercolor paint, acrylic paint, oil paint, pastel, colored pencil, charcoal, marker, pen, ink & more have a curated pad customized for their needs. Trusted by art teachers & affordable for parents & students, this series is the best way to help build confidence in intermediate artists! Smooth 20ct Artist Trading Cards Bristol Paper 20ct 300 Series