COOKER KING 304 Stainless Steel Food Storage Containers, Vacuum-Sealed Fresh-Keeping Airtight Containers, Lunch Box Set, Large Size, 4-Piece Set

Metal thermal conductivity for rapid and even cooling/freezing to lock in freshness and nutrients

Negative pressure micro-vacuum environment reduces oxygen exposure, dust, and moisture, extending food shelf life and reducing bacterial growth

Wide silicone sealing ring provides 360° leak-proof protection, safe for soups and liquids even when inverted

Independent compartment design prevents food odor mixing, suitable for both raw and cooked foods

Inner and outer double electrolytic polishing for smooth, fingerprint-resistant, and odor-free surface, easy to clean

Date recording and timer design to track storage time for fresh and healthy eating

Easy one-second pressure release valve for effortless opening without complicated clasps

Stackable design with recessed lids to save storage space

Thickened material for durability and long-lasting use

Special surface treatment with skin-like touch and odor elimination

Not suitable for microwave heating due to stainless steel material reflecting microwaves and potential fire hazard

Product dimensions and capacities may vary slightly by batch; actual measurements prevail

Designed for baby food storage and general food preservation with peace of mind