Use these round epoxy stickers to create a 3d look in your bottle cap project. great as an alternative to resin and glazes. cut a 1 circle of the image you wish to use, apply glue directly into the cap or on the back of the image and position the image in the bottle cap. then simply apply the epoxy sticker over the image. note: keep out of direct sunlight for extended periods of time. prolonged exposure to sunlight may cause the stickers to yellow. measurements: 1 diameter, 2mm thick. quantity: 100 also available in quantities of 25, 50 and 200.