Thank you for viewing. These were originally necklace materials. All of them have holes. ① 4 pieces, approximately 2.5 cm in diameter Different patterns on the front and back Slightly flat, like a glass plaything ② 3 pieces, approximately 1.5 cm in diameter ③ 2 pieces, approximately 1 cm in diameter Same pattern ④ 5 pieces, approximately the same size as ②