Crafted from top-quality, safe, and non-toxic stainless steel, this 30oz tumbler instills confidence in its users. Featuring double-layer vacuum insulation technology, it expertly maintains hot and cold drink temperatures and excels in heat preservation. A secure lid prevents leaks and keeps your car tidy, while the removable and washable design ensures easy cleaning and hygiene. Whether for hot or cold drinks like tea or juice, this versatile tumbler satisfies all tastes. Recommended for hand washing. Measurements may vary up to 0.5–1 cm due to different methods of measurement.