This is a combination of 6mm and 4mm red and green dew drops. Our Dew Drops are acrylic, flat-backed and very like. They can be easily adhered to most surfaces with most glues, although we recommend a clear glue for the translucent Dew Drops. Each clear bottle contains approximately 150 dew drops. Use for scrapbook layouts, cards, mixed media projects and even sewing projects.