Half of the sheets are double-sided designs while the other half feature various special effects such as spot UV, foil, glitter, pearlescent, embossing and texture (varies by collection). Printed on 200gsm cardstock. Acid & lignin free. More Info: First Edition-Premium Paper Pad: Pick N Mix. The ideal additions for all your paper crafting projects! This pad contains twenty-four 8×8 inch double-sided sheets in eight designs, twelve 8×8 inch single-sided spot UV sheets in four designs, six 8×8 inch foil design sheets and six 8×8 inch glitter effect design sheets in two designs (three of each design). Acid free. Imported.