Adult lunch boxes and bags for the office, beach and beyond

Considering its 4.8-star rating and more than 21,000 reviews, this insulated lunch bag is a great option to shop on Amazon. It's available in various colors, textures and styles to best suit its user. For example, shop this beige style with white trim or opt for a grey bag with brown handles. Fill it with your lunch or snacks and use its side mesh pocket or front pocket for a drink and utensils. 

Pack your lunch with ease using this stackable Bentoheavn bento box. It's microwave- and dishwasher-safe with an adjustable divider to separate food. Use it to pack food for school, the office or travel. It has a 4.5-star rating and more than 10,000 reviews on Amazon.

This YETI lunch box is perfect for a quick lunch at work or to bring with you on an outdoor adventure. "It's packed to the gills with insulation power, engineered with a water-resistant exterior, and built with a rock-solid form factor so it holds its own when riding in backpacks and bags," YETI's website claims. Clean it with a cloth or towel when you're on the go. This particular lunch box has a 4.6-star rating and more than 1,400 reviews. 

Hydro Flask's insulated lunch bag has lightweight insulation and an abrasion- and water-resistant exterior. It's available in two sizes and four colors on Amazon. 

CalPak's insulated lunch bag has a 4.9-star rating and more than 1,000 reviews. We love it's stylish design featuring a drawstring closure and multiple prints and colors to choose from. The bag has an insulated and water-resistant interior and multiple pockets for organization. It's easy to clean too, so pack it for the office, a park picnic, or a road trip. 

This business & pleasure co. cooler duffle bag is a roomy option to take to the beach, the park and beyond. It has an insulated, waterproof interior and a top carry handle. Or, carry it with its removable, adjustable crossbody strap. This vintage yellow colorway has a summery lemon print on the interior. 

This water-resistant, faux leather lunch box for moms can hold up to three regular-sized bottles, an ice pack and snacks. 

Zulay Kitchen's insulated tote lunch bag has a 4.9-star rating at Macy's. It's made with a durable, water-resistant knitted exterior and comes in 10 colorways, including Blue Wildflower, leopard and a black daisy print. 

This vibrant Bentgo lunch bag is ideal for spring and summer style. It boasts that it can keep food warm or cool (with an ice pack) for up to four hours with its leak-proof thermal insulation. This bag has a spacious interior for a full meal and snacks plus an external pocket for utensils. It also has adjustable straps and can be cleaned with a damp cloth. 

Shop this NOL insulated lunch bag in three sizes and multiple colors, including cream, yellow, purple and pink. It has a 4.6-star rating and more than 1,100 reviews. The bag features one main compartment with a zipper closure, an interior zip mesh pocket and an insert pocket on the outside of the bag. It is made of waterproof nylon and says it's tear-resistant. Carry it with its top handle or crossbody with an adjustable shoulder strap. 

This Carhartt lunch cooler bag comes in multiple colors like black, navy, grey and brown. It has an insulated main compartment for food and drink plus a separate top compartment. Users can carry it by its top handle or shoulder strap. It has a 4.8-star rating and more than 14,000 reviews on Amazon.

This L.L.Bean cooler has multiple interior and exterior pockets. It's available in three color combinations, including this black and shale grey option. Reviewers give it a 4.6-star rating on L.L.Bean's website.

This insulated lunch bag from Mark & Graham is made with waxed canvas for a rugged look that "looks and feels better the more you use it," according to the brand's website. It features a clipped top handle, a buckled roll-top closure and can be monogrammed for a personal touch.