3M 641438620912 Scotch 859 Mounting Squares, Precut, Removable, x 11/16-Inch, Clear, 35 per Pack (MMM859), 11/16 x 11/16 Clear, removable mounting squares. Hang notes, photos and other lightweight items on metal, glass, wood and plastic. Two-sided adhesive with a removable liner. Precut squares. Four squares can hold up to 1/2 pound. Ideal for papers photos and other lightweight items Clear will not stain walls Caution: Not recommended for use on flat painted walls cinder block or vinyl-coated wallpaper Adhesive may tear some types of paper 35 squares per pack