PuTwo Sac isotherme 8L

(12 reviews)

A compact 8-liter insulated bag with a waterproof lining, ideal for carrying lunch to the office or a light picnic.

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Key features

  • Capacity: 8 L (about 10 cans)
  • Dimensions: About 24 x 22 x 16 cm
  • Material: Waterproof 600D polyester exterior, food-grade aluminum lining + 10 mm insulating foam
  • 2 separate compartments, removable strap with 3 carrying modes

In detail: PuTwo Sac isotherme 8L

The PuTwo 8-liter insulated bag is aimed primarily at daily use for carrying lunch between home and the office, rather than occasional use on vacation or camping trips. With its compact dimensions of about 24 x 22 x 16 cm and just 340 g empty, this insulated lunch bag slips easily into a larger bag or can be carried alone by its handle, without excessive bulk on public transit or a bike.

The interior lining, made of food-grade aluminum padded with 10 mm of insulating foam, guards against accidental leaks from a poorly closed container and makes the regular cleaning essential for this kind of use, repeated several times a week, easier. This insulation keeps things cold for about 6 to 8 hours, a performance sufficient to cover a commute and last through to lunchtime, especially when paired with a small ice pack.

The two separate compartments allow hot and cold food to be stored apart, a practical detail for anyone carrying both a fresh salad and a dish to be reheated. The waterproof 600D polyester exterior resists splashes well and cleans with a simple wipe of a sponge, while the removable, adjustable shoulder strap, offered with three carrying modes, complements the reinforced handle to suit every use.

Available in nine colors, this insulated bag sits in a highly competitive segment, alongside names like Lekesky or HOMESPON, but stands out through a good balance of capacity, thermal retention and price. Some reviews note stitching that could hold up better over time, a point worth watching for intensive daily use.

For anyone looking for a simple, affordable way to carry a homemade meal rather than relying on catering at work, this PuTwo bag is an accessible, functional option, without claiming to be the best in its category.

Technical data

Detailed characteristics (EAN: 0740385210587)

Performance

Cold retention?How long the container keeps its contents cold.6 to 8 hours

Dimensions and material

Capacity?Usable volume of the container, in litres.8 L (about 10 cans)
Dimensions?Width, depth and height of the container (W x D x H).About 24 x 22 x 16 cm
Material?Main material used to make the container.Waterproof 600D polyester exterior, food-grade aluminum lining + 10 mm insulating foam
Weight?The container's empty weight.About 340 g empty
Compartments?Number of separate compartments inside the container.2 separate compartments (hot/cold)
Colors available?Number of colour options available for this model.9

Comparison

In the insulated lunch bag segment, the PuTwo 8L is regularly compared to the Lekesky 11L, another well-liked option for lunch at the office. Here is how the two compare, based on both brands' published specifications.

Comparison: PuTwo 8L vs. Lekesky 11L (manufacturer data, for reference)
CriterionPuTwo 8LLekesky 11L
Capacity8 liters11 liters
Material600D polyester, aluminum lining + 10 mm foamThick aluminum lining
Cold retention6 to 8 hours12 to 14 hours
Compartments2 separate compartments (hot/cold)1 main compartment
WeightAbout 340 g emptySlightly heavier, bulkier size
Price observed≈ €25≈ €20 to 25

In summary, the Lekesky wins on cold retention and raw capacity, a relevant choice for a family or as a backup cooler, while the PuTwo stays more compact and better organized thanks to its two separate compartments, a size built for one person's lunch at the office rather than for several meals.

Frequently asked questions: PuTwo Sac isotherme 8L

Expect about 6 to 8 hours thanks to the food-grade aluminum lining padded with 10 mm of insulating foam, long enough to cover a commute when paired with an ice pack.

The 600D polyester exterior and the waterproof interior lining clean easily with a damp sponge. Machine washing is not recommended, as it could damage the insulating foam and the stitching.

Yes, its two separate compartments let you carry a dish to be reheated alongside a salad or dessert that needs to stay cold, at the same time, without the temperatures mixing.

About 10 drink cans, or a full lunch with several lunch-box-style containers, a drink and a snack, making it a comfortable size for a meal at the office.

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Page published on 1 July 2026, updated on 31 July 2026