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The 10 Best Lunch Boxes for Adults to Purchase in 2021

Remember when you were a kid and you just wanted to bring your lunch to school in a brown paper bag like the other kids but your mom made you use a giant insulated lunch box? Or maybe you were one of the cool paper bag kids that made fun of us lunch box kids. Either way, we millennials and Gen-Z adults may be carrying some baggage when it comes to using a lunch box. But, as adults hopefully, we’re acting like adults. No more teasing or name calling when co-workers come to work sporting a lunch box. If you did choose to do so, that will probably land you in an awkward meeting with HR.

Owning a lunch box has more benefits than keeping your lunch safe to eat. With lunch boxes, you save money not going out to eat every day for lunch and you get to enjoy those delicious leftovers from the night before. If you’re looking for unbeatable insulation, sturdy structures, and impressive styles, then look no further. Here is our all-inclusive list that narrows down the best lunch boxes you can find online.

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Best Overall: YETI Daytrip Lunch Box

YETI products are known for their unparalleled durability, impressive insulating power, and modernly simplistic styles – and their Daytrip Lunch Box is no exception. The epitome of insulation, this lunch box utilizes a lightweight and powerful foam to keep drinks as cold as when you took them out of the fridge. Plus, this top-notch lunch box is fitted with easy sliding zippers and a magnetic closure for instant heat or cold preservation. Whether you want to snack on some hot soup or chilled yogurt, this YETI lunch box can handle it.

Best Budget: Mazforce Original Insulated Lunch Bag Insulated Lunch Box

A product of both functionality and affordability, this lunch box by MAZFORCE is great for someone who appreciates the simple things in life. The tough oxford fabric exterior offers a simply stylish design, while the foam insulation keeps your food cold and ready to enjoy. Designed for the busy professional, this lunch bag features a buckle handle for easy carry. Plus, you’ll never have to worry about space with this lunch box. Featuring a roomy interior, a water bottle side pocket, and front zipper storage, you’ll have plenty of space for your utensils, napkins, drinks, and more.

Best Compartmented: Carhartt Deluxe Dual Compartment Insulated Lunch Cooler Bag

If you’re an organizer by heart, then you’ll love this Carhartt Dual Compartment Lunch Bag. Designed with a spacious top compartment, roomy bottom compartment, and convenient front storage pocket, this lunch box gives you 3 spots to keep your food, drinks, and utensils separate and ready to use. You’ll enjoy heavy-duty, waterproof fabric on the exterior of this lunch box – the perfect feature for a rainy day. Plus, the ultra-spacious interior of the bottom compartment is large enough to hold a 6-pack – another great reason to purchase this lunch box.

Best Stainless Steel: Stanley Classic 10qt Lunch Box

A rugged and hardy lunch box for the avid adventurer and casual worker alike, this stainless steel lunch box delivers on all fronts. First and foremost, this 10-quart lunch box is huge – but small at the same time. A wide-open space for drinks and food aplenty, the Stanley Classic Lunch Box does not disappoint when it comes to packing a full meal. And despite its durable structure and large size, this lunch box is quite easy to carry. A convenient and comfortable top handle ensures an easy grab-and-go product.

Best Bento: monbento MB Square Bento Box

If you’re looking to hop on the bento box trend, then this is the lunch box for you. The stackable design allows you to carry both bento boxes easily, making transport as convenient as the compartmentalized design itself. Built to be leakproof and impressively durable, you’ll never have to worry about this bento box lunch box springing a leak in your car, home, or office. Easy and secure carrying straps ensure a reliable package with every use. Plus, this multi-use lunch box is dishwasher safe, microwave safe, and freezer safe – a product made for all of your lunch-packing endeavors.

Best Compact: GRECUTE Insulated Lunch Bag

The ideal lunch box for small lunches and snacks on-the-go, the GRECUTE Insulated Lunch Bag delivers a high-quality product in a perfectly petite package. Despite its small stature, this lunch box can pack an insulated punch. Fitted with aluminum lining and foam padding, this lunch bag will keep your food and drinks as cold or hot as can be. And when you’re ready to take this petite lunch box with you, the comfortable and adjustable shoulder strap is there to help. Equipped with 2 mesh side pockets and a zipper front pocket, this small, insulated lunch bag offers a whole lot of storage for its size.

Best Sporty: adidas Unisex Excel Insulated Lunch Bag

Perfect for the busy athlete, the adidas Unisex Excel Insulated Lunch Bag prioritizes sporty style and unbeatable insulation to keep your food cold and ready to eat. A convenient buckle handle is ideal for comfortable carrying. Plus, it’s an easy way to attach this lunch bag onto a backpack or gym bag – just clip it and forget it. The large, central compartment is lined with aluminum to keep all of your tasty snacks and drinks cold and refreshing. Whether you’re a professional athlete or love to workout on the daily, nothing is as motivating or stylish as a sleek and sporty lunch bag.

Best Customizable: Customizable Upgrade Lunch Tote

Customizable products are amazing. They are unique, fun, and make perfect gifts for the friends and loved ones in your life. An undeniably fun way to put your own personal spin on a product, this customizable lunch box is a must-have for everyone. Whether you want to customize with a family photo, a pic of your favorite furry friend, or a homemade design, this is the product for you – and the benefits don’t stop there. Cold and thermal insulating, rip-resistant, and impressively spacious, this lunch tote is as efficient as it is creative.

Best Design: Insulated Waxed Canvas Lunch Bag by ASEBBO

Nothing says ‘sophisticated’ like leather – and the Insulated Canvas Lunch Bag by ASEBBO is all about it. Encased in durable canvas material and fitted with polished leather straps, this product is the epitome of stylish lunch boxes. The adjustable cotton strap is perfect for easy wearing wherever you are – and everyone will notice the high-quality finishes and superior design of this product. Plus, this lovely lunch bag is more than just a pretty face. Sturdy, spacious, waterproof, and durable, this canvas lunch box will deliver your food cold – and in style.

Best Meal Prep: ThinkFit Insulated Meal Prep Lunch Box

The most convenient meal prep lunch box that money can buy, this ThinkFit product delivers unbeatable meal prep organization – all in one handy set. Not only do you get a sturdy and insulating lunch box with this purchase, but you get 6 food containers, 2 large ice packs, a pill holder, and a shaker bottle. A product designed for healthy eating, this lunch box set is the epitome of meal prep.

Why do you need a lunch box?

Lunch boxes are actually pretty cool now, if you ask us. Tech has really improved the style and functionality of lunch boxes. So now you don’t have to lug around a mini-cooler to keep your perishables cool, unless that’s your thing. Come to think of it, what were our parents thinking, letting us take our lunch to school in paper bags?

Packing a lunch is budget-friendly, healthy, and most importantly, it’s easier than you think. With the right lunch box, you can enjoy a new and improved way of enjoying lunchtime. Look for high-quality products that put emphasis on their insulating designs and long-lasting durability. Since this new product is likely something you’ll be utilizing daily, it’s important to find a lunch box that not only suits your needs but surpasses them.

As with any product, quality is key. Everyone has experienced a leaky, flimsy, and downright disappointing lunch box at one point or another – but that all stops now. A lunch box should keep your beverages, sandwiches, and snacks at just the right temperature – whether you’re traveling for 5 minutes or 50.

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