This thermos cup is made of 304 stainless steel and comes in four sizes: 12 ounces, 17 ounces, 24 ounces, and 34 ounces. It has a compact and simple water bottle shape, making it easy to put in a backpack or carry with you. The rubber paint bottle body is not easy to leave scratches and feels comfortable. The round mouth of the cup will not cut your mouth and the water will be discharged evenly. The lid of the cup has a silicone sealing ring so it won’t spill water when shaken, and there is a non-slip pad on the bottom of the cup. It can be customized according to your requirements, please call or email for consultation.