These are fired glass parts with a red and black marble pattern. They come as a pair with matching shapes, making them easy-to-use components for accessories like earrings. [Size] - Width (narrowest part): Approx. 2.3 cm - Width (widest part): Approx. 5.3 cm - Length: Approx. 12 cm - Slightly rounded overall These are unused parts that were not used in yesterday's listed work. They have been fired, so the edges are rounded and can be used as is. The deep marble pattern, a mix of red, black, and blue, changes its expression depending on how light hits it. Recommended for creating statement pieces. *This is listed as a handmade material. *The ruler in the photo is for size comparison and is not included with the product. *The last photo is a reference photo, not a product for sale. It is a lamp made with this glass. It is not for sale. Thank you for looking.