Tim Holtz Alcohol Ink Dura-Bright Black is a versatile surface suited for mixed media techniques. Dura-Bright Black is an opaque, matte, smooth synthetic .010 inch (110lb cover) surface that is heat tolerant and non-absorbent. Use with Tim Holtz Alcohol Inks with Snow Cap Mixative, Alcohol Pearls, Alloys, and Blending Solution. Sheets measure 5x7 inches (12.7 cm x 17.78 cm). 10 pieces.