Teaching Method: This children's toy percussion instrument set follows the teaching method, focusing on comprehensive training of musical elements such as rhythm, melody, and beat Educational and Fun: By playing percussion instruments, children's interest in music and sense of rhythm are cultivated in an enjoyable way Inspire Creativity: The set encourages children to freely and create, stimulating their musical potential Environmentally Friendly: Made from environmentally friendly metal materials that are secure to protect children health Versatile Use: Ideal for kindergartens, music training institutions, early education centers, or for family music enlightenment activities Specification: Material: Metal Size Chart: A Diameter:3.5cm/1.38inch B Diameter:4.5cm/1.77inch C Height: 12.5cm/4.92inch, Diameter:3.5cm/1.38inch DHeight:13.5cm/5.31inch, Diameter:4.5cm/1.77inch E Diameter:5cm/1.97inch F Length: 12.5cm/4.92inch, Diameter:5cm/1.97inch G Diameter:6.5cm/2.56inch HLength: 13.5cm/5.31inch, Diameter:6cm/2.36inch Package Includes: 1 Pair Hand Bells Note: Please allow slightly errors due to manual measurement and different monitors.