The Youzhilantu Sports Insulated Cup is a thermos that combines a stylish appearance with practical functionality. The following details will cover its appearance, performance, and materials:

1. Simple Straight Body Design: Features a straight cup design with clean and smooth lines.

2. User-Friendly Lid Design: Allows for easy one-handed operation, making it convenient to drink water while driving, exercising, or busy. It offers excellent sealing, effectively preventing leaks when closed.

3. Inner Liner Material: Made of 316 stainless steel, which provides stronger corrosion resistance, high-temperature resistance, and low-temperature resistance. It better withstands chemical erosion, ensuring drinking water safety.

4. Outer Shell Material: Made of 304 stainless steel, which offers good corrosion and heat resistance. It is sturdy, durable, and resistant to deformation or breakage, while also providing some protection for the inner liner.

5. Insulation Performance: Keeps beverages warm for 6-12 hours, though the exact duration may vary depending on environmental temperature and usage. It meets the needs of business professionals who require warm water during daily work and travel.

6. Car Use: Can be placed in the car cup holder, making it easy to access hot or cold drinks while driving, adding comfort to your journey.