Hydro Flask 40 oz Trail Series Wide Flex Cap bottle
Hydro Flask 40 oz bottle with TempShield insulation for 24h cold, 12h hot. Lightweight design with leakproof cap and easy portability; customers note its lightness and temperature control, though it may dent or scratch
Highlights
- temp-shield double-wall insulation
- 24h cold / 12h hot
- lightweight 40 oz
Pros
- lightweight design
- temperature control
- leakproof when closed
- fits in cup holders and pockets
- long cold/hot performance (24h/12h)
Cons
- prone to dents and scratches
Best For
Features
- Lightweight 40 oz bottle with 20% lighter design than other Wide Mouth models
- TempShield double-wall vacuum insulation for 24 hours cold or 12 hours hot
- Leakproof when closed with durable stainless steel construction
- Flexible strap and aluminum pivots reduce weight while carrying
- Bottle compatible with most backcountry water filters
