The three-dimensional picture and poster helper! Round die-cut foam buttons with pressure-sensitive adhesive on both sides to help create pictures, posters, and displays that stand out. Project your artwork 0.63 cm (1/4”) to instantly cast shadows and add realism and interest. Great for eye-catching lettering, too! Each button is 0.63 cm (1/4”) thick x 1.25 cm (1/2”) diametre. Acid-free. Package of 4 sheets with 100 buttons on each.