This product is a bison tooth fossil with clear texture and beautiful appearance. It is an excellent gift for children who like biology. With practical functions, it is a great teaching props and small ornaments. They can provide you with a simpler and more interesting way of teaching, allowing children to better understand paleontological knowledge Features -Color: Random - Material: Fossil - Size: About 5.00X3.30X1.20cm/ 1.97X1.30X0.47in ch -Natural and safe bison tooth fossils are safer and more practical. -It can be widely used in teaching specimens and decorative materials. -It has a unique method of formation and has great value for viewing, research and collection. -Beautiful and attractive fossils are a great gift for collectors who love paleontology. -Creative and unique fossils can help cultivate children's interest in learning.