Lunch boxes without plastic: which materials work?

Vokshus bivokspapir, sett med tre ark til matboks uten plast

The lunch box is one of the last places many kitchens still rely on plastic: it is light, inexpensive and everywhere. Over time, boxes can become scratched, stained or difficult to clean. Here are alternatives, with honest strengths and limitations.

Quick answer: Stainless steel is a useful all-round option: light, robust and long-lasting. Glass is convenient when food will be reheated in the container, provided it is rated for that use. Sandwiches and dry snacks may not need a box at all: a beeswax wrap folds closely around the food and takes little room.

Stainless steel: the everyday workhorse

A steel box is light and resists everyday knocks. It does not readily stain with tomato sauce or retain food smells. The drawbacks are that you cannot see inside and it must not go in the microwave. For packed lunches, walking trips and fridge leftovers, it is a practical choice. Look for a suitable seal in the lid if you need to carry wet food; many seals are silicone, so check all components if material choice matters to you.

Glass: for leftovers you want to reheat

A microwave-safe glass container can move from fridge to microwave to table, and you can see the contents without opening it. Weight and breakage are the disadvantages, so glass often suits the kitchen better than a child's bag. Check the lid as well as the base: options include glass, metal or wood with a seal. Follow the manufacturer's heating instructions and avoid thermal shock.

Bamboo and wood: useful, with limits

Solid bamboo and wooden boxes can be light and attractive, but are often unsuitable for dishwashers or prolonged contact with wet food. Check the full material description. Products described as bamboo fibre may be composites containing plastic binders, so the name alone does not mean plastic-free. Solid wood or bamboo is best reserved for suitable dry foods such as crispbread, nuts and whole fruit.

Cloth and wax: when you do not need a box

Much of what goes in a lunch box can be wrapped instead. Sandwiches, a piece of cheese, half an avocado or a bread roll fit in a beeswax wrap. Shape the sheet around the food and fold it away after lunch. The full routine is in a packed lunch without plastic, with more kitchen ideas in reducing kitchen plastic, one swap at a time.

A combination for the whole week

NeedA practical alternative
Sandwich lunchBeeswax wrap around the sandwiches
Salad or wet foodSteel box with a suitable seal
Leftovers for reheatingMicrowave-safe glass container
Dry food and snacksSuitable solid bamboo box or glass jar
Food in a walking bagLight, robust steel box

Frequently asked questions

What is the best lunch box without a plastic body?
Stainless steel suits many everyday uses. Add microwave-safe glass for leftovers you will reheat, and beeswax wraps for sandwiches and dry snacks. Check the materials in lids and seals too.
Are bamboo boxes plastic-free?
Not necessarily. Some bamboo-fibre products contain plastic binders. Check the whole composition and food-contact instructions rather than relying on the word bamboo.
Do sandwiches need a box?
Not always. A beeswax wrap protects them and folds away after lunch. Wash it in cold water at home. Perishable fillings still need to be kept cool.

For food that stays out of the oven

Vokshus beeswax wraps are cotton wraps coated with beeswax and tree resin. See the product page for available sets, sizes and your local price.

See the beeswax wrap sets →
  • Reusable for around 12 months
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  • Wash in cold water
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  • Refresh the wax coating when needed