- Material: environment friendly plastic<br />- Simply hold the ball in one or two hands， rock the ball to move the basketball inside in  <br />circles， then will have the splendid flashing and sounds encourages<br />- Simulating a true style， challenge your friends<br />- Creative & interesting toys<br />- Powered by 3*LR44 batteries (included)<br /><br />                                                                                                                                Dimensions: 4.13 in x 4.13 in x 4.13 in (10.5 cm x 10.5 cm x 10.5 cm)<br />Weight: 5.15 oz (146 g)<br /><br />