Single White Barnacles: 10 Barnacles per case. These are around an inch and a quarter wide to two inches wide. These are beautiful barnacles that can be used for so many crafts. Glue them on a piece of driftwood to make a nice necklace holder ring holder or just for decoration. Use them for holding your air plants, or as a candle holder. The picture above shows generally what you will receive. No two barnacles look exactly the same. Looks great in a terrarium or fish tank, or any other project you might have in mind. These barnacles are all natural and come directly from the beach so you will need to wash them if you are planning on using them in your fish tanks. What can you do with Barnacles? Barnacle shell crafts, beach décor, seashell crafts, driftwood crafts. Please Watch our YOUTUBE video on how to create super simple but gorgeous creations with Barnacles and driftwood.