Material: Most of these containers are crafted from high-quality 304 (SUS304) food-grade stainless steel, which is durable, rust-resistant, and non-toxic.
Multi-Tier Design: The set often includes multiple internal, stackable stainless steel compartments (grids) to keep different foods, like soup and rice, separate and fresh.
Portability: It features a robust, often foldable or ergonomic handle for easy carrying to work, school, or outdoor activities.
Leakproof: The lids generally incorporate silicone sealing rings to effectively prevent leaks and spills.
Capacity: Common sizes range from 1.5L to 3.0L, making them suitable for single meals or larger portions.