Sparkle & shine with our Gem Stickers Acrylic Self Adhesive Crystal Gems. Choose from a variety of shapes and colors. Gems range from approximately 4mm to 18mm in size. These sticky back gems allow you to bedazzle your cell phone cases, vases, notebooks, tablets, planners, scrapbooks & more! Sticks onto dry and smooth surfaces. Great for wedding favors, party favors and arts & craft projects! Choose your design! Comes as 1 sheet of gems.