Sea glass collected from beachcombing. A set of green and blue pieces for sale. Washed several times with water and dried in the sun. Inspections are done, but as these are natural items, there may be sand, chips, or sharp edges. Please refrain from purchasing if you are sensitive to these imperfections. There is a possibility of breakage during shipping. The 1-yen coin is not included and is for size comparison only. Perfect for handicrafts, science projects, etc. Thank you for your understanding and purchase.