DIY Gel Soft Flask - 250ml
Description
Description
Another tool it the tool box! If you want to carry your carbs in your pocket, pack, or hand, then easily mix your Formula 369 drink mix as a concentrated solution, and fill up your flask!
Directions: We suggest using a water bottle to mix and fill your flask.
- Fill your flask with water
- Dump the water from the flask into a water bottle or shaker bottle.
- Add 1 scoop of Formula 369 per 2 oz of water used, into the bottle or shaker cup.
- Shake to mix thoroughly.
- Use bottle to fill soft flask with carb solution, and replace top.
You can fit up to 120g of carbs per flask.
Payment & Security
Payment methods
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
Our Collections
Join the Endurance Update list
Early access to deals, gear picks, and athlete-tested recommendations.



