At 600ml, this is the largest of the Ultraflask family, but it's small enough to fit in most hydration vest pockets. The beauty of a soft-bottle – once empty it compacts to a fraction of its full size.
- Removable drink tube can be cut to length.
- Fits in most hydration vest, belt or pack pockets.
- Body is 0.4mm BPA-free thermoplastic polyurethane with a nice, grippy feel.
- Cap configurations: high-flow, silicone bite valve mounted directly to the cap or with the strap in between.
- RF welded to create superior bonds.
- 42mm opening is easy to fill, clean, or add drink mix.
- Can be frozen or filled with warm water (max temp 140°F / 60°C).
|Water filter compatible||No|
Dishwasher safe (top rack only) make sure no parts are touching the heating element.