Sea glass collected from the sea in Wakayama Prefecture, polished by the power of nature. These sea glasses have noticeable cracks and chips. Please check the images. ⚠️ All sea glass items for sale, including past listings, are natural sea glass collected from the beach. No artificial processing such as polishing or coloring is done. After collection, we only wash with water and dry before listing. We have included images of the sea glass when wet and dry. They are the same sea glass. As they are natural, there are scratches, stains, and chips. Please purchase only if you understand and accept this. ※ The PET bottle cap in the image is for size comparison and is not included in the product.