The perfect lunch box material provides the right structure and stretches for your container. It can accommodate different-sized containers and is water-resistant to withstand many years of use. It also features comfortable handles and a zipper. However, it does not come with any pockets. Its only drawback is that it tends to be more expensive than its other counterparts. In addition, the price may be a bit high for you. If you want to buy these containers, buy the lunch boxes that keep food warm for longer.

Stainless steel

The most important thing to remember when choosing a lunch box is the material it is made from. Stainless steel is not only the strongest material available for lunch boxes, but it is also BPA-free. The main benefit of stainless steel is that it keeps food fresh longer. The stainless steel lunch box is an excellent choice as it comes with an adjustable divider. The silicone ring is BPA-free, and the box is 100% leakproof. It is also easy to nest between lunch boxes of various sizes.

Tempered glass

If you are looking for a non-toxic material for a lunch box, you will be happy to know that tempered glass is the best choice. You can also choose from various fun themes and pared-down sizes, like the Sigg kids bottles. Tempered glass is an excellent choice for lunch boxes, as it is sturdy and will not break into dangerous shards.

Bamboo

A bamboo lunch box is unbeatable for its sturdiness and natural aesthetic among eco-friendly lunch boxes. The bamboo lid also doubles as a cutting board. Its movable divider and BPA-free silicone ring make it ideal for school lunches. Unlike plastic or metal boxes, bamboo lunch boxes maintain food temperatures for hours. Whether you’re packing a healthy school lunch or want to pack a lunch for your family, a bamboo lunch box is the best option.

Plastic

Stainless steel is the best material for lunch boxes, but plastic is an option, too. If you’re looking for something more affordable and eco-friendly, bamboo is the best choice. Bamboo is naturally durable but warps easily. You should use another container if your lunch is soaked in water. Tempered glass is another material to consider for kids’ lunch boxes.