Can put coffee juice milk beer wine.
Water Cup Bluetooth Speaker Battery Capacity: 500 mAh Charger: USB interface Play Duration: About 4-6 hours Charging Time: About 2 hours Material: Stainless Steel Capacity: 500ml/18oz Zummy 18 OZ Stainless Steel Double Wall Insulated Tumbler with Bluetooth Speaker 18 oz Blue Special Features: Durable Condition: New Speaker Features: Water Resistant Dimensions: 4.