Product Description:
Purpose:
Designed for carrying packed lunches for school, work, or outings, and transporting hot or cold meals. 
Features:
Insulated to retain heat, keeping food warm for several hours (e.g., 4 to 5 hours). 
Leak-proof design to prevent spills and keep bags clean. 
Compact and portable, including a carrying bag. 
Easy to clean and durable for daily use. 
Some variations may be microwave-safe (with lid removed). 

Material Description:
Containers:  made from high-quality food-grade materials such as:
 304 stainless steel (internal) for durability, rust resistance, and food safety. 
Food-grade safe PP plastic (external). 
Insulation: Double-walled insulation is typically used to retain temperature. 
Other components: Lids  made from leakproof materials, and carrying bags are made from fabric.