3 best lunch box ice packs

Lunch box ice packs are essential accessories for keeping food and beverages cold in lunch boxes or cooler bags, especially during outdoor activities like camping, hiking, and picnics. These ice packs are designed to maintain a low temperature and help preserve the freshness of your perishable items. Here's what you should know about lunch box ice packs:

  1. Design and Composition: Lunch box ice packs are typically small, flat, and rectangular in shape, making them easy to fit inside lunch boxes or cooler bags. They are filled with a special gel or liquid that freezes at a lower temperature than water, allowing them to stay colder for longer.

  2. Freezing: To use a lunch box ice pack, you simply need to place it in your freezer for a few hours or overnight. Once frozen, it's ready to be used to keep your food and drinks cold.

  3. Reusable: Most lunch box ice packs are reusable, which makes them an eco-friendly option. You can use them repeatedly by refreezing them after each use. This eliminates the need for disposable ice packs or ice cubes that can create a mess as they melt.

  4. Non-Toxic and Safe: Ice packs for lunch boxes are typically made from non-toxic materials, ensuring that they are safe to come into contact with your food. However, it's essential to follow the manufacturer's instructions and not puncture or ingest the contents of the ice pack.

  5. Versatility: These ice packs are versatile and can be used in various settings beyond lunch boxes. You can also use them in coolers, lunch bags, or even in medical applications to reduce swelling or pain.

  6. Sizes and Shapes: Lunch box ice packs come in various sizes and shapes to fit different containers and coolers. Some are designed to fit specific lunch boxes, while others are more generic and can be used in a variety of settings.

  7. Longevity: The duration for which an ice pack stays cold can vary depending on its size, the surrounding temperature, and the insulation of the container it's placed in.Larger ice packs generally stay cold longer than smaller ones.

  8. Cleaning and Maintenance: Cleaning lunch box ice packs is typically straightforward. You can wipe them down with a damp cloth or wash them with mild soap and water. It's essential to make sure they are thoroughly dry before refreezing.

In conclusion, lunch box ice packs are convenient and practical accessories for keeping your food and drinks cold during outdoor activities or when carrying lunch to work or school. They are reusable, safe, and come in various sizes and shapes to suit different needs. Proper care and usage can help ensure that your ice packs continue to provide efficient cooling for your perishables.

Below you can find our editor's choice of the best lunch box ice packs on the market
  

Fit & Fresh XL Cool Coolers Freezer Slim Ice Pack for Lunch Box, Set of 4, Large, Blue

Fit & Fresh

Based on 4 reviews Check latest price

Product description

Heading back to work, school, or just need to get out of the house? These Fit & Fresh Cool Coolers XL Ice Packs are larger, thicker and longer lasting. Each ice pack measures 7"" x 4.5"" x 0.50"" making them the perfect solution to keeping food and drinks cold for school, work, beach days, picnics, and more! For greater cooling power, use several packs together, especially on extra hot days – But make sure to always have one in your freeze.Included in this set are 4 reusable blue ice packs that are non-toxic and BPA-Free Plastic. If the kids are headed back to school or you are planning a fun day at the park with the family, Fit & Fresh is here to help you stay healthy and safe along the way. The versatile shape also allows you to pack ice on the bottom and sides of your lunch bag/cooler without taking up lots of space. Plus, you can prevent germs from the cafeteria, shared office refrigerator, or takeout containers by packing a lunch using these long-lasting ice packs. Hand wash only, do not microwave.Proudly designed in the USA by women, for women, Fit & Fresh is dedicated to supporting your active and healthy lifestyle. We get it. Some days you eat leafy greens and rock it at the gym. Other days you can’t resist a decadent donut and live in yoga pants. We know firsthand that the key to living your best life is creating a colorful balance and we’re here with a line of accessories to help you do just that.

  • XL ICE PACKS: Whether you’re headed back to work, school, or just want to escape the house, these XL Ice Packs are perfectly sized for any bag. Measuring at 7" x 4.5" x 0.50" these ice packs are perfect for lunch bags, beach bags, picnic baskets & more
  • VERSATILE DESIGN: These extra-large ice packs help keep food and drinks cool & fresh even longer. The versatile design allows you to pack them on the bottom and/or sides of your lunch bag or cooler. Tip: use several ice packs for greater cooling power
  • LONG-LASTING: These reusable ice packs are designed to last long so you can head out knowing that what you pack will stay cool and fresh until you are ready to eat. For maximum cooling power, freeze the ice packs the night before use
  • HEALTHY AND SAFE: Included in this set are 4 reusable non-toxic, BPA-Free plastic ice packs. Prevent germs from the cafeteria, shared office refrigerator, or takeout containers by packing a lunch with these ice packs. Hand wash only, do not microwave
  • WE ARE FIT & FRESH: Proudly designed by women, for women, we are dedicated to supporting your healthy lifestyle. We know that the key to living your best life is creating a colorful balance & we’re here with a line of accessories to help you do just that

Ice Pack for Lunch Box - Freezer Packs - Original Cool Pack | Slim & Long-Lasting Ice Packs for your Lunch or Cooler Bag (Set of 4)

Healthy Packers

Based on 11 reviews Check latest price
  • Slim Lightweight and Long Lasting - Set of 4 slim, reusable and versatile hard gel ice packs. Each ice pack measures 7 x 4.7 x 0.5 inches. Keep your insulated cooler bag freezer-cold for longer!
  • Super Versatile - Perfect chillers for everyday use in lunchboxes, breastmilk bags, bento boxes and coolers. Great for kids to take to school in their totes, adults to the office or for outdoor camping. Keep your to go food containers cold and dry.
  • Safe and Durable - Our Cool Packs are made with 100% BPA-Free Non-Toxic materials. They stay cool as ice for many hours and keep your food fresh and your body fit. These small babies sure pack a punch!
  • Quality Guaranteed-Try the best ice packs available risk-free. You won't regret it. Not fully satisfied? Shoot us an email and we'll fully refund you no questions asked.
  • TSA Disclaimer: Healthy Packers Long lasting Cool packs can be brought through TSA security checkpoints when fully frozen or otherwise stored in checked baggage

User questions & answers

Question: I see two different dimensions listed. Are these 5” x
Answer: There is no XL to my knowledge. They sell 3x lg(meaning 3(times) large packs). Dont worry, i was trying to find the water volume for XL too!
Question: Are these TSA approved
Answer: I just did a test: yes, but just barely in fresh water. I think there is a small amount of air in the frozen packs that keeps them buoyant.
Question: How long do these stay frozen in a cooler
Answer: aI believe what they mean is that the latent heat point for the melting phase (transitioning from solid to liquid or liquid to solid without changing temperature) is 18 Degrees F, whereas pure water (note the pure) transitions at 32 Degrees F. This is a big deal because the energy difference between 18 and 32 means it will absorb a lot more heat for a relative temperature rise. 32 to 40 is only 8 degrees whereas 18 to 40 is 22 degrees, almost 3x the amount.
Question: is that water inside of it? or Gel
Answer: Mine have stayed frozen for approximately 9-10 hrs. I left food in the cooler,which was well-insulated, and it which was still cold when I got home. This was kept in office setting with temps in room in the 70’s.

Healthy Packers Ice Pack for Lunch Box - Freezer Packs - Original Cool Pack (Set of 5) | Slim & Long-Lasting Ice Packs for Your Lunch or Cooler Bag (Combo)

Healthy Packers

Based on 350 reviews Check latest price
  • Slim Lightweight and Long Lasting - Set of 5 slim, reusable and versatile hard gel ice packs. Each ice pack measures 7 x 4.7 x 0.5 inches. Keep your insulated cooler bag freezer-cold for longer!
  • Super Versatile - Perfect chillers for everyday use in lunchboxes, breastmilk bags, bento boxes and coolers. Great for kids to take to school in their totes, adults to the office or for outdoor camping. Keep your to go food containers cold and dry.
  • Safe and Durable - Our Cool Packs are made with 100% BPA-Free Non-Toxic materials. They stay cool as ice for many hours and keep your food fresh and your body fit. These small babies sure pack a punch!
  • Quality Guaranteed -Try the best ice packs available risk-free. You won't regret it. Not fully satisfied? Shoot us an email and we'll fully refund you no questions asked.
  • TSA Disclaimer: Healthy Packers Long lasting Cool packs can be brought through TSA security checkpoints when fully frozen or otherwise stored in checked baggage

User questions & answers

Question: Where are these made
Answer: no
Question: Can I use these, in an insulated bag, to keep ice cream from melting in a less than 45 minute trip home from the supermarket
Answer: Most essential oils can be used on the scalp/skin. Always Test on a small area first.

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