A. Light-colored large-capacity water cup The water cup comes in various colors, including black, green, gold, light blue, light gray, light purple, pink, rose red, gray, lime green, duck yellow, blue, silver, and white. There are 750 ml (500 ounces)/500 ml (17 ounces) minimalist modern classic water cups with a double - layer vacuum insulation design. This allows your favorite drinks to stay at a suitable temperature for a relatively long time, enabling you to enjoy the pleasure of drinking water. B. Vacuum insulation technology The classic Aiboria water cup uses a double - layer vacuum insulation design. Whether by the pool, in the office, in the car, or elsewhere, the water cup can keep your favorite drinks cool or warm for a relatively long time. Along with the splash - proof lid, it can help control the temperature. C. 18/8 stainless steel material The Aiboria water cup is made of 18/8 stainless steel material and is additionally painted. It has good anti - rust performance, is durable, easy to use, and easy to clean. D. BPA - free push - type lid This eco - friendly lid is free of BPA. It is sealed with a silicone gasket to reduce leakage. The drinking opening at the top is large, suitable for use with a straw, and also comes with a splash - proof sliding cover. Note that drinks should be properly stored to prevent heat/cold from escaping, and the seal is not completely airtight. E. Wide range of uses The travel cup can serve as a wine glass, champagne glass, or water cup. It is suitable for sports enthusiasts as a travel cup and applicable to occasions like parties, picnics, self - driving tours, boating, beaches, pools, camping, and hiking.