1,Speaker Water Bottle Material: Our insulated music cup is made of stainless steel, which is durable, strong and wear resistant, and will not rust.2,Music Tumblers: Each stainless steel speaker tumblers has a detachable wireless speaker at the bottom, and the LED light will flash with the rhythm of the music, you can enjoy music and relax while drinking water.3,Vacuum Thermal Cup: The music cup adopts a vacuum double wall design, which has a good thermal insulation effect. Keep hot drinks warm for up to 6 hours and cold drinks for up to 12 hours with this insulated coffee travel mug.4,Conical Design: With a special conical design, it can be installed in the car cup holder, and it is convenient and portable to use when going out.5,Cleaning Method: When you clean the cup, unscrew the speaker to separate it from the cup, the speaker cannot be washed with water and will be damaged. Do not microwave. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.