Shuangqi 316L Insulated Lunch Box with 12-Hour Vacuum Insulation

Corrosion Resistant, High Temperature Resistant, Odorless

Heat Retention Performance:

Tested in simulated winter outdoor windy environment (-5°C to 0°C)

Initial content temperature approx. 95°C hot water

Maintains 72°C after 3 hours (compared to 45°C in ordinary vacuum containers)

6-hour rice and water heat retention tested at ambient 20°C

Safety and Health:

100% safe with zero heavy metal leaching verified by national-level testing

Suitable for pregnant women, students, and baby food storage including breast milk

Non-toxic, odorless, and hygienic materials

Sealing and Leak Prevention:

Four-layer sealing system:

1. Double-layer insulated lid

2. Food-grade PP sealing lid

3. Silicone ring inside the lid

4. Silicone ring outside the container

Fully detachable for easy cleaning without dead corners

Leak-proof for soups, stews, and liquids

Additional Features:

Double-layer anti-scald insulated lid that can be flipped to serve as a small bowl

Quiet and easy-to-open lid with smooth rotation

Multi-purpose food container suitable for steaming, electric ceramic stove heating, refrigeration, and microwave heating (with stainless steel container)

Retains original flavor, temperature, and nutrition; ready to eat immediately upon opening

Materials:

Usage:

Suitable for rice, dishes, soups, baby food, breast milk, and beverages like water, milk, and cola

Designed to keep food warm and fresh, avoiding repeated reheating and nutrient loss

Note:

All performance data are based on tests conducted in Suncha laboratories.