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U-Konserve Stainless Steel Straws with Straw Brush

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U-Konserve

U-Konserve

Stainless Steel Straws with Straw Brush

The straw itself is as clean as this category gets: solid steel, nothing to leach, nothing to shed, and a shape wide enough for smoothies. It lands at 2 rather than 1 because the cleaning brush has nylon bristles and the brand does not say what the retail packaging is made of.

2 / 10 Low plastic footprint $

Thicker-walled 304 stainless steel straws from a zero-waste brand that has been making school lunch gear since 2008. Dishwasher safe, free of BPA, BPS, phthalates and lead by independent lab test, and packed with a cotton travel pouch.

How this score breaks down

Plastic in the product and its packaging Some plastic
A drinking straw made entirely of 304 (18/8) stainless steel, an inert metal that leaches nothing into cold or hot drinks and sheds no microplastics. The cleaning brush that comes with it has nylon bristles, which is the only plastic in the set. The travel pouch is cotton.
Microplastic shedding and leaching Sheds very little
None from the steel straw itself. The cleaning brush has nylon bristles, which is plastic, and brushes wear down with use.
End of life: persistence and recovery Mostly recovers
Ships with a cotton travel pouch. Retail packaging material is not stated by the brand. Recyclable, repairable, or genuinely recovered; low persistence.
Plastic-derived chemicals of concern No leaching concern
No PFAS, PTFE, BPA, or other leaching plastics in food or heat contact.
Transparency and verification Mostly disclosed
Steel grade, brush bristle material, manufacturing country and independent lab testing all disclosed. Retail packaging not stated.

Strengths

  • 304 (18/8) stainless steel with no plastic touching your drink
  • Independently lab tested free of BPA, BPS, phthalates and lead
  • Cotton travel pouch instead of a plastic case
  • Dishwasher safe and effectively permanent
  • 1% for the Planet member

Trade-offs

  • The included cleaning brush has nylon bristles, so the set is not plastic-free
  • Retail packaging material is not disclosed
  • Steel straws hide their interior, so the brush is not optional
  • Made in China, which the brand discloses, in BSCI audited factories

What's inside

A drinking straw made entirely of 304 (18/8) stainless steel, an inert metal that leaches nothing into cold or hot drinks and sheds no microplastics. The cleaning brush that comes with it has nylon bristles, which is the only plastic in the set. The travel pouch is cotton.

PartMaterial
Straw304 (18/8) stainless steel
Cleaning brush bristlesNylon
Travel pouchCotton
Retail packagingNot stated

Free of BPA, BPS, phthalates, lead

Packaging
Ships with a cotton travel pouch. Retail packaging material is not stated by the brand.
Microplastics
None from the steel straw itself. The cleaning brush has nylon bristles, which is plastic, and brushes wear down with use.

Attributes

What this product is, at a glance.

304 (18/8) Stainless SteelDishwasher SafeCotton Travel Pouch

Certifications

None listed. We only show independent third-party certifications we can verify with the issuing body, and this product does not currently hold any.

About U-Konserve

U-Konserve is a reusable food-storage brand founded in 2008 by two friends, Lynn Julian and Chance Claxton, who believed small changes add up and created an early zero-waste school lunch kit. It makes stainless steel containers, lunch kits, silicone lids and bags, and reusable straws.

Its stated mission is reusing more, wasting less, and raising awareness about single-use plastic, and it says it is a member of 1% for the Planet, giving 1% of sales to environmental causes, though that membership was not independently confirmed here. Its products are stainless and silicone reusables rather than disposables.

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Melissa Walker, founder of Thriving Sustainably

Hi, I’m Melissa-founder of Thriving Sustainably

Melissa Walker is the founder of Thriving Sustainably. A mom who started reading the labels after learning how much microplastic ends up in our bodies, she co-leads the environmental pillar of a Fortune 500 company’s employee sustainability program and rates brands against public certification databases so families can lower their microplastic exposure without the guesswork.