Within clean water,color beads,light ball. Certificate: EN-71, ASTM, CPSIA Flash glitter bouncing ballSize: 45mmOutside meterial: TPUInside meterial: clean water,glitter, fashing ball with led lightPacking detail: 12pcs/display box, 240pcs/ctn.Ctn size: 41*31*26.5.5cmN.W.: 13.5 KGS G.W.: 15KGS 45mm Flash crystal bouncing ball