Children will learn a sense of rhythm and beat with a little practice.Features- Material: Alloy， plastic.- Stick length: Approx. 4.45 inch /11.3 cm.- Triangle dimensions(L* H): Approx. 5.8* 5.3 inch /14.8* 13.5 cm.- Can train children's hearing and enhance children's musical culture.- By striking improve hand-eye coordination.Package Including