Feature: 100% brand new and high quality. Quantity: 4pc And each piece of metal knock voice is different. Can Inspire children's talent for music. Bright colors increase the kids sensitive to colors. Suitable for 6 months to 7 years old baby / kids. Material:Plastic Recommended Age:6 months- 7 yearsPackage Content: 1X Set Animal Handbells Developmental Toy Bells Kids Baby Rattle Lovely