... material, squeezable, CE standard, including water ball inside which will pop out when stress the skull. 1. witch shape, size in 8cm ... , CE standard, squeezable.3. including water ball inside which will pop out when squeeze witch.4. existed white color, different color available ... . packing, 1pc/netbag w/ header, 12pc/inner, 72pc/ctn. squeeze pop Skull water ball