Distress Watercolor cardstock Tim Holtz. This is new, we are just overstocked. Tim Holtz-Distress Watercolor Cardstock. A versatile surface specially formulated for most water coloring and mixed media techniques. This cardstock is a perfect durable blank surface to stamp, ink, or color with water-based mediums. This package contains ten 11x8-1/2 inch sheets of watercolor cardstock. Conforms to ASTM D 4236. Imported.