Joybuy Insights

Food Storage Containers: A Guide to Choosing the Right Ones

As a Joybuy product recommendation specialist, I see just how many options are on the market every day. Finding the right food storage container can be a challenge. A soggy sandwich at lunchtime, wilted salad in the fridge, or disorganised chaos in the pantry are common problems that the right container can solve.

This article serves as a practical guide. It's designed to help you understand the features that make a good food storage container and to introduce a selection of models for various uses. The goal is to keep food fresh for longer, simplify meal prep, and reduce food waste.

What to Look for When Choosing Food Storage Containers

Choosing the right container depends on your individual needs. However, three criteria are crucial for most users.

1. Material and Safety

Most modern plastic food containers are lightweight, break-resistant, and durable. A key feature to look for is the BPA-free label. BPA (Bisphenol A) is a chemical found in some plastics that can leach into food when heated. BPA-free containers are therefore a safe choice, especially if you plan to use them in the microwave. Look for the microwave-safe label to ensure the material is designed for this purpose. Such freezer-safe containers that are BPA-free are also safe for freezing food.

2. Lid Mechanism and Seal

An airtight food container protects its contents from air and moisture. This slows down spoilage and preserves flavours. Systems with a four-sided locking mechanism and a silicone seal in the lid are particularly effective. This design not only keeps food fresh for longer but also makes the containers leak-proof—an important feature for transporting soups or sauces in a lunch box.

3. Functionality and Design

Everyday usability is determined by the design. Stackable containers save valuable space in the fridge, freezer, or pantry. For taking meals on the go, a lunch box with compartments is ideal for keeping different components separate. A food storage container set with various sizes offers flexibility for different quantities, from small snacks to large family portions. A storage box with a lid and handles can also make transporting larger quantities easier.

Recommended Food Storage Containers

Based on the criteria above, we've put together a selection of food storage containers suitable for a range of needs.

LocknLock 1.2 L Sandwich Container with Divider

LocknLock Sandwich-Beh?lter mit Trennwand 1,2 L

Why it stands out: The integrated divider is a simple yet effective solution to prevent sandwich ingredients from making the bread soggy.

Pros:

  • Integrated Divider: Keeps ingredients separate and fresh.
  • Airtight and Leak-Proof: The four-sided locking system with a silicone seal provides a reliable closure.
  • Material: Made from BPA-free plastic.
  • Practical Use:Microwave-safe (without the lid) and dishwasher-safe.
  • Capacity: 1.2 litres offers ample space for a sandwich and sides.

Best for: Working professionals, students, and anyone looking for a practical lunch box with compartments for their daily lunch.

LocknLock Fresh Block Storage Jars (330 ml, Set of 2)

LocknLock Fresh Block Vorratsdosen 330 ml

Why it stands out: These containers use a special ethylene-absorbing technology that, according to the manufacturer, can extend the freshness of fruits and vegetables.

Pros:

  • Freshness Technology: The "Breath Care Fresh Solution" absorbs ripening gases (ethylene).
  • Hygienic: The double seal blocks odours and protects against bacteria. According to SGS, the material has been tested for antibacterial properties.
  • Compact and Stackable: The modular design allows for space-saving organisation in the fridge.
  • Durable: Extra-thick walls make the container impact- and break-resistant.
  • Safe: Made from BPA-free plastic.

Best for: Health-conscious individuals and small households who want to store fruits and vegetables, optimise their shelf life, and reduce food waste.

Lock & Lock PP Classic 10 L Storage Box

Lock & Lock PP Classic Aufbewahrungsbox 10 L

Why it stands out: With a 10-litre capacity and integrated carrying handles, this box is designed for storing and transporting large quantities.

Pros:

  • Large Volume: The 10-litre capacity is suitable for large amounts of food, pet food, or household items.
  • 100% Airtight and Watertight: The patented locking system with a silicone seal closes completely, ideal for the odour-free storage of cheese or fish.
  • Easy to Handle: Two foldable carrying handles make it easy to transport.
  • Stackable: Despite its size, multiple boxes can be stacked efficiently thanks to the recessed handles.
  • Versatile: Suitable for the microwave (up to 120°C, without lid), freezer (down to -20°C), and dishwasher.

Best for: Families, home cooks, and anyone who regularly cooks or freezes large quantities or wants to organise their pantry with a large storage box with a lid.

Discover More Options

The models featured here cover common use cases. However, if you're looking for different sizes, materials, or a comprehensive food storage container set, many other alternatives are available.

Explore our full range of sealable plastic storage containers to find the perfect solution for your kitchen.

Frequently Asked Questions (FAQ)

Are plastic food storage containers safe for the microwave?

Yes, as long as they are explicitly labelled as microwave-safe and BPA-free. It's important to follow the manufacturer's instructions. Typically, the lid must be removed or at least vented before heating to prevent pressure build-up and ensure even heating.

How do I clean food storage containers to prevent odours and stains?

Most high-quality LocknLock food storage containers are dishwasher-safe, which makes cleaning easy. For stubborn odours or stains (e.g., from tomato sauce), it can help to scrub the container with a paste made of baking soda and water and let it sit for a few hours. It's also important to let all parts dry completely after cleaning before reassembling and storing them.

What does 'airtight' mean for a food container?

An airtight food container has a sealing mechanism that prevents air from getting in. This is usually achieved with a flexible silicone seal in the lid that presses against the rim of the container. This protection from oxygen slows down oxidation and the growth of microorganisms, which is proven to keep food fresher for longer and better preserve flavours. Additionally, a tight seal prevents liquids from leaking.