This is a 22 ounce stainless steel tumbler sealed in a FDA approved epoxy. The Bluetooth speaker comes with a charger and instructions on washing. Purple, blue, yellow, with flecks of silver glitter sprinkled throughout create a soft and subtle girly tumbler perfect for pool lounging or taking on walks or beach outings! Please feel free to message me with questions. To personalize this tumbler leave any details such as name, monogram, color, etc in the notes/comments box at checkout.