How to Use the Lumina 3-Piece Storage Box Set Every Day

By Mepal | Clever products for every moment in your life. | Mepal | Published: 2026-11-01

Category: How-to Guides

Turn the Lumina 3-piece storage box set into a daily system: assign each size a job, pack smarter lunches, and keep leftovers visible so nothing gets forgotten.

Quick answer

Treat the Lumina 3-piece storage box set as a three-zone system: give the 250 ml box to small snacks and condiments, the 750 ml box to single lunches and sides, and the 1500 ml box to family leftovers or batch-cooked bases. Label or mentally assign each size once, then stack and nest them in the same spot so the set stays in rotation.

Why three sizes beat one big box

A single large container invites you to combine foods that should stay separate, and a single small one forces you to reach for plastic bags. The Lumina set covers the three most common jobs in a kitchen: a small amount you want to keep fresh, a portion you will carry out of the house, and a larger volume you will serve from or portion later.

The trade-off is that three boxes take more cupboard space than one. Nesting them when empty solves most of that, but only if you dry them fully first; trapped moisture between nested boxes is the most common reason a set starts to smell.

Where the set fits and where it does not

This is a serving-and-storing set, not a sealed travel system. The catalog describes it for salads, snacks and other delicacies, so use it for fridge, counter and table duty rather than for carrying soup in a bag. If you need leak-proof transport, choose a dedicated bottle or bowl instead of overloading the Lumina boxes.

The 1500 ml box is the workhorse for meal prep storage sets, but it is also the one most likely to be filled too heavy for a fridge shelf. Keep it on a lower shelf or a sturdy drawer, and reserve the 250 ml box for the small items that otherwise get lost at the back.

A five-step routine for the Lumina set

Assign each size a job before first use: Decide once: 250 ml for dips, berries, nuts and garnishes; 750 ml for a lunch portion or side salad; 1500 ml for leftovers, batch-cooked grains or a shared salad. Write the role on a small label on the base if your household tends to mix them up. A fixed role prevents the 1500 ml box from becoming a catch-all that hides food at the back of the fridge.
Prep and cool food before it goes in: Let cooked food cool to room temperature before closing the box, and pat washed salad leaves dry. The catalog positions the set for salads and snacks, so excess water is the main enemy of a crisp result. If you pack warm food, leave the box open on the counter for a few minutes rather than sealing steam inside.
Nest empty boxes only when fully dry: After washing, air-dry all three boxes separately, then nest the 250 ml inside the 750 ml inside the 1500 ml. Store the set with the smallest on top so you can lift out just the size you need. Never nest damp boxes; one trapped drop is enough to create a stale smell that transfers to the next snack.
Build a lunch from two sizes, not one: Use the 750 ml box for the main portion and the 250 ml box for a crunchy topping or dressing kept separate. This keeps textures intact and gives you a natural portion cue instead of filling one large box. Keep the 1500 ml box out of the lunch bag; it is better suited to fridge and table duty.
Do a weekly reset and rotate contents: Once a week, empty the fridge shelf, move older items into the front box, and wash and dry the whole set. Check that each box still has its assigned role and swap roles if your routine has changed. A five-minute reset is what keeps a meal prep storage set useful rather than a collection of forgotten containers.

Product facts

Set storage box Lumina 3 pcs (250 + 750 + 1500 ml) - Nordic sage: The Lumina 3-piece set includes 250 ml, 750 ml and 1500 ml boxes in Nordic sage. The three sizes map cleanly onto snacks, single portions and family servings, so you can assign each one a fixed role instead of improvising.
Set storage box Lumina 3 pcs (250 + 750 + 1500 ml) - Nordic sage