A flask is a tricky thing to review. If you want all the technical specs then try the SIGG website , but at the heart of it a flask either keeps things hot, or it doesn’t, so I thought I’d talk about how a flask could help us out on the trail.

A flask is a tricky thing to review. If you want all the technical specs then try the SIGG website , but at the heart of it a flask either keeps things hot, or it doesn’t, so I thought I’d talk about how a flask could help us out on the trail.
5 reasons we love our SIGG bottles.