Compatible with Montane UltraFlask™ and Montane SoftFlask™
High flow rate
Soft silicone bite valve
Meets or exceeds FDA and EU regulations
Our BPA-Free products contains no BPA whatsoever. Bisphenol A, or BPA is an industrial chemical that has been used in the production of certain plastics since the 1960s. Some research indicates that BPA can seep into food or liquids, with possible negative health effects, particularly in children and unborn babies. BPA-Free labelled products contain no BPA whatsoever.