Meet our Hydration Soft Flask. A compact, mess-free hydration upgrade that your runs have been waiting for. Our 250ml flasks fit perfectly in our Runner's Belt, providing bounce-free hydration on the go. Just grab, sip, and keep the pace.
4.7
82 ratings
5
4
3
2
1
Running belt and 2 flasks used at Chicago marathon. Perfect fit no movement and was able to carry flasks and use effectively. Highly recommend both products 👌
A
Amanda · October 17, 2026
These are gifts, so as yet not used. However they arrived well packaged in good time with no problems.
A
Anonymous · 2 days ago
Hi l think they are great and a really good product but on my second time using them one of them has started to leak at the neck I’m out for my long run this weekend and going to try them out again 🤞 it was just lose cap but not sure