Cymbals are made of fine polished brass. Cymbals feature attached knobs recommended to be easily held by small hands. Recommended for ages 3 and up. Kids will have fun making noise and learn how about tempo and keeping a beat. Cymbals measure 6 inches in diameter. Constructive Playthings is committed to providing safe, compliant products and a healthy, safe working environment worldwide. We require that all products meet all applicable federal regulations, which we review on a continuous basis.