Hydro Flask Standard Mouth 21oz
Hydro Flask stainless steel bottles
📄 2 evidence documents on file
Key Specifications
- Material
- 18/8 pro-grade stainless steel
- Coating
- None - stainless steel interior
- Dishwasher
- Safe
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About This Product
Double-wall vacuum insulated water bottle made from 18/8 pro-grade stainless steel. TempShield insulation keeps drinks cold 24 hours or hot 12 hours. No PFAS coatings.
Why It's PFAS-Free
This product uses 18/8 pro-grade stainless steel with no nonstick coating. The cooking surface is bare metal, which naturally contains no PFAS compounds. Lab testing has confirmed PFAS levels below detection limits.
Features
- ✓Dishwasher safe
- ✓Made with 18/8 pro-grade stainless steel
- ✓No nonstick coating - naturally PFAS-free surface
About Hydro Flask
Hydro Flask is a manufacturer of kitchen products. View more products from this brand in our catalog.
Component Analysis
We analyze each component of the product that may contact food.
Food-Contact Components
Bottle Body
FOOD CONTACT- Material
- Stainless Steel
- Coating
- None
- PFAS Status
- ✓Below detection limit (verified)
Verification Status:MonitoredMonitored
What This Means
This product is part of our ongoing monitoring program. It has been tested by an independent laboratory and is subject to regular re-verification to ensure continued PFAS-free status.
Evidence on File
Lab Report
Independent laboratory testing on file
2 document(s) available
Brand Statement
Brand attestation regarding PFAS-free status
Understanding Our Verification Tiers
Last verified: March 15, 2026
Technical Specifications
Materials
| Body Material | 18/8 pro-grade stainless steel |
|---|---|
| Coating | None - stainless steel interior |
Compatibility
| Induction | Not specified |
|---|---|
| Gas | ✓ Compatible |
| Electric | ✓ Compatible |
| Ceramic | ✓ Compatible |
| Dishwasher | ✓ Safe |
Brand Information
| Brand | Hydro Flask |
|---|---|
| Category | Water Bottles |
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