SUPOR 316L Stainless Steel Insulated Business Tea Separation Cup Portable Car Travel Cold Water Bottle Birthday Gift for Men

Vacuum insulation technology with copper plating layer between inner and outer liners

Maintains temperature ≥72°C for 6 hours (tested by SUPOR laboratory, exceeding national and European standards)

Keeps ice cubes unmelted for up to 52 hours under controlled conditions (20±2°C)

24-hour heat preservation and cold retention capability

Surface coated with smooth paint for comfortable grip

One-button open and close mechanism with built-in damping material for smooth operation

Large 180° opening angle for easy drinking without obstruction

Double safety lock system (upper and lower locks) to prevent accidental opening and leakage

Integrated tea filter prevents tea residue from entering the mouth, ensuring smooth drinking experience

Lightweight and portable, suitable for office, travel, commuting, and outdoor use

Stylish and modern appearance with glossy mirror finish and rounded cup mouth for smooth drinking

Annual Reputation Gold Award

Guinness World Record Official Challenge

Tested and certified by authoritative institutions (Lelangek, MAC)

Data based on SUPOR laboratory tests under specified conditions; actual performance may vary with usage

Recommended beverage compatibility based on acidity and liner material resistance

Easy to disassemble for thorough cleaning with minimal dead corners