(10 Pack) Mirror Boards Silver Sheets For Arts and Craft, 12&rdquo; x 12&rdquo; -10 Pcs- Perfect for arts and craft projects memory albums and scrap books, 12 x 12 High-gloss reflective finish can be used to display mirror images or as a base for creative projects Cut shapes out of these for a shiny addition to scrapbooking pages or dazzling decorations Created with heavy cardstock, these poster boards are both sturdy and flexible Sheets are acid and lignin-free, so they will not yellow or fade over time