Inside the bottle, the plastic drinking tip connects to a metal straw. In contrast, the Owala uses a plastic interior straw. For people who prefer to keep plastic out of their drinking water ...

Product Features INSULATED SPORTS WATER BOTTLE: Goodbye sweat! The double wall insulation makes the Iron Flask sweat-free! It keeps your drink COLD for up to 24 hours, and HOT for up to 12 hours ...

Never did we think we'd find ourselves obsessing over a water bottle, yet that is exactly what ... I need to make sure I pack my straw cover too – though even then I'm reluctant to bring it ...