Are 350ml drink bottles safe for children to use?

Aug 13, 2025

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Hey there! As a supplier of 350ml drink bottles, I often get asked if these bottles are safe for kids to use. It's a super important question, and I'm here to break it down for you.

Let's start with the materials. Most of the 350ml drink bottles we supply are made from either high - quality plastic or glass.

Plastic Bottles

Plastic bottles have become really popular because they're lightweight and shatter - resistant. That's a huge plus when it comes to kids, who are known for being a bit clumsy. But there have been concerns about the safety of plastic, especially certain types that might contain harmful chemicals.

One of the big names in the plastic world is BPA, or bisphenol A. BPA is a chemical that was used in some plastics to make them more rigid. But studies have shown that it can have negative effects on a child's health. It might interfere with the endocrine system, which can mess with a kid's growth, development, and even their behavior.

Thankfully, most modern plastic 350ml drink bottles are BPA - free. When you're looking for a bottle for your child, make sure to check the label. If it says "BPA - free," you're on the right track.

Another thing to consider with plastic bottles is the type of plastic resin. The resin code on the bottom of the bottle can tell you a lot. For example, bottles made from polyethylene terephthalate (PET or PETE, resin code 1) are generally considered safe for single - use or short - term use. Polypropylene (PP, resin code 5) is also a great choice as it's heat - resistant and doesn't leach chemicals easily.

Glass Bottles

On the other hand, glass bottles are a classic option. They're made from natural materials like sand, soda ash, and limestone. Glass is non - porous, which means it doesn't absorb flavors or odors. So, if your kid fills their 350ml glass bottle with juice one day and water the next, there won't be any funky aftertaste.

Glass is also completely inert, which means it won't react with the liquids inside. That's a huge advantage when it comes to safety. You don't have to worry about any chemicals leaching into your child's drink.

However, glass bottles do have a downside. They're heavy and breakable. If your child drops a glass bottle, it will shatter, and there's a risk of cuts. But if you're careful and maybe use a protective sleeve, glass can be a great choice for a 350ml drink bottle.

Design and Functionality

The design of the 350ml drink bottle also plays a role in safety. Look for bottles with wide mouths. This makes it easier to clean the inside of the bottle, which is important for preventing the growth of bacteria. A dirty bottle can make your child sick.

Also, consider the type of lid. Sippy cups are a popular choice for younger kids. They have a spout that allows your child to drink without spilling too much. But make sure the sippy cup lid is well - made and doesn't leak. For older kids, a sports cap with a straw might be a better option. Just make sure the straw is made from safe materials and is easy to clean.

Cleaning and Maintenance

Proper cleaning is crucial for keeping your child's 350ml drink bottle safe. Plastic bottles should be washed regularly with warm, soapy water. You can use a bottle brush to get into all the nooks and crannies. Make sure to rinse the bottle thoroughly to remove all the soap.

Glass bottles can also be washed with warm, soapy water. You can even put them in the dishwasher, but make sure to check the manufacturer's instructions first.

Don't forget to clean the lid and any other parts of the bottle, like the straw. These areas can collect bacteria and mold if not cleaned properly.

Milk Bottles GlassMilk Bottles Glass

Other Considerations

When it comes to using 350ml drink bottles for kids, there are a few other things to think about. For example, if your child is going to be using the bottle outdoors, you might want to choose a bottle that's insulated. This will keep their drink cold or hot for longer.

Also, think about the size of the bottle. A 350ml bottle is a good size for a child, but it might be too small if your child is very active or spends a lot of time outside.

Conclusion

So, are 350ml drink bottles safe for children to use? The answer is yes, as long as you choose the right bottle and take proper care of it. Whether you go for a BPA - free plastic bottle or a glass one, make sure it's made from safe materials, has a good design, and is cleaned regularly.

As a supplier of 350ml drink bottles, I'm committed to providing high - quality products that are safe for kids. We also offer a wide range of other glass bottles for different purposes. If you're interested in Bottles For Kitchen Spice, Bottles For Kitchen Sauces, or Milk Bottles Glass, just click on the links to learn more.

If you're thinking about purchasing our 350ml drink bottles or any of our other products, we'd love to hear from you. Contact us to start a procurement negotiation, and let's find the perfect bottles for your needs.

References

  • American Academy of Pediatrics. (2018). BPA in plastics.
  • U.S. Food and Drug Administration. (2020). Safety of recycled plastics in food contact applications.
  • World Health Organization. (2019). Chemical safety: Bisphenol A.