LEGO Dark Blue Ball Cup with White Rubber Insert (47325 / 47326)

LEGO Dark Blue Ball Cup with White Rubber Insert has been used in at least 2 LEGO sets over the past 20 years, since it was first used in 2004. You can also find this part in at least 2 other colors. It has the design IDs 47325, 47326 which can usually be found molded into the bottom of the part.