Eye-catching dopamine appearance value: interpret dopamine aesthetics with colorful colors and unique designs, and the appearance is fashionable and eye-catching, adding vitality to daily life and highlighting personality and taste.Portable sports design: lightweight and portable, equipped with a comfortable handle or convenient strap, whether it is sports and fitness, outdoor travel or commuting, it can be easily carried.High-quality 316 stainless steel material: made of 316 stainless steel, it is durable, has strong corrosion resistance, and effectively extends the service life of the cup.Efficient heat preservation and cold preservation: Excellent heat preservation and cold preservation performance, can maintain the temperature of the drink for a long time, allowing you to enjoy coffee or other drinks at the right temperature at any time.Big Mac large capacity: It has a large capacity design to meet the needs of multiple drinking, reduce the trouble of frequent water addition, and is suitable for long-term use in the office.