Black+Blum

Black+Blum Stainless Steel Lunch Box Large

Promising researchWhat does this mean? ›
£33.95at Amazon

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Also at Black+Blum £33.95

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  • 304 (18/8) stainless steel
  • Vacuum-valve leakproof lid

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304 (18/8) stainless steel

Seal
Valve lid (seal material not itemised)
Strap
Silicone
Capacity
1L

Where we checked it: black-blum.com ›

Compare where to buy

Amazon

£33.95Buy now

Black+Blum

£33.95Buy now

We may earn a commission if you buy through our links. How we choose ›

Why we picked it

A 1 litre box in 304 (18/8) stainless steel with a vacuum-valve lid that Black+Blum says is fully leakproof, plus a steel fork and divider. The box can go in the oven or freezer.

Best for

Office lunches including saucy leftovers

Not for

Microwave reheating in the box

The details that matter.

  • • 304 (18/8) stainless steel
  • • Vacuum-valve leakproof lid
  • • Steel fork and divider
  • • 1 litre

Specifications

Seal
Valve lid (seal material not itemised)
Strap
Silicone
Capacity
1L
Material
304/18-8 stainless steel
How strong is the research? What our grades mean ›
Strong research
Independent certification or lab data for the specific claim.
Promising research
The material is well supported, but there is no product-level testing.
Early research
Little independent research.
Mixed research
Research findings disagree.
£
Under £20
££
£20 to £79
£££
£80+
How we choose ›

Part of your longer life. Related guides and swaps.

Sources

  1. black-blum.com