Material is EVA and PP With single and clear sound With different colors Pass ROHS. With own mould room to make ... colorful ball, iron bell, jingle bell, brass bell, noise maker, ball which make noise, toot, fistula, speaker, horn, ... as your wish. ReedPE or PP and iron heart with non-rust feature.ColorAs your wish. But our ... 2004 Environment system. Various color and sizes noise maker for your choice.