Black+Blum Stainless Steel Lunch Box Large
Black+Blum
Promising research
Klean Kanteen
Klean Kanteen Rise Reflect Insulated Bottle 592ml
Promising research
£36at Klean Kanteen
Best for: Hot or cold drinks when you want insulation without a plastic cap
Price checked
Buy now at Klean KanteenAlso at Amazon · See price on Amazon
Compare ›- No plastic in bottle or cap
- Brand states silica/glass vacuum plug, no lead
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No plastic in bottle or cap
- Cap
- Stainless steel and bamboo with silicone seal
- Body
- 90% post-consumer recycled 18/8 stainless steel, double-wall vacuum
- Insulated
- Yes
Where we checked it: kleankanteen.co.uk ›
Compare where to buy
We may earn a commission if you buy through our links. How we choose ›
Why we picked it
An insulated bottle made from just recycled stainless steel, bamboo and food-grade silicone. Klean Kanteen says it seals its vacuum bottles with a silica/glass plug rather than the lead-based sealing pellet some insulated bottles use.
Best for
Hot or cold drinks when you want insulation without a plastic cap
Not for
Anyone wanting a large bottle; this is 592ml
The details that matter.
- • No plastic in bottle or cap
- • Brand states silica/glass vacuum plug, no lead
- • 90% post-consumer recycled 18/8 steel
- • 592ml
Specifications
- Cap
- Stainless steel and bamboo with silicone seal
- Body
- 90% post-consumer recycled 18/8 stainless steel, double-wall vacuum
- Insulated
- Yes
- Capacity ml
- 592
- Vacuum seal
- Silica/glass plug (brand FAQ)
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+
Compare with similar
| Feature |  |  |  |  |
|---|---|---|---|---|
| Price | £36 | £28 | £34.95 typical | £30 |
| Body | 90% post-consumer recycled 18/8 stainless steel, double-wall vacuum | Recycled stainless steel, double-wall vacuum | Stainless steel, double-wall vacuum | 18/8 stainless steel (unpainted) |
| Insulated | Yes | Yes | Yes | No (single wall) |
| Research | Promising research | Early research | Promising research | Promising research |
| Link | You're here | View › | View › | View › |
