Music tumbler cup: Each stainless steel speaker tumbler cup has a detachable wireless speaker in the base,the led light will flash with the rhythm of the music,you can enjoy music and relax while drinking water with this wireless music tumbler.
Size: 4 inches x 9.25 inches
*Cup Capacity : 30 oZ
*Cup Material : Stainless Steel
* Charging Time : under 1 hour
* BT Range : 30 FT
* Type C Charging Cable is Included