food grade stainless steel rectangular divided lunch box insulated lunch box student sealed lunch box 食品级不锈钢长方形分格饭盒保温便当盒学生密封餐盒

Food-grade stainless steel lunch boxes. Strong and resistant to drops, no coating. Safe, do not easily develop odors, can be heated with hot water, reheated in a steamer. Suitable for students and office workers carrying meals. Also used for refrigerating food in the refrigerator. Portable for outdoor picnics. Durable and long-lasting, providing greater peace of mind when carrying on trips. No plastic coating, will not stain from food. Smooth inner wall that cleans easily with a wash. Lightweight and portable, stackable for storage, saving cabinet space.