The Summit water bottle from EcoVessel will keep your drinks cold for up to 36hours thanks to it\'s TriMax® triple insulation. Making this water bottle a perfect accompaniment for those golf rounds, suitable enough for any water bottle environment. The key is to ditch single-use plastics and move towards a more sustainable re-use option. Plus, hydration is key to playing well, by keeping your body hydrated golfers are more likely to score lower. The easy to use mouth portion creates tilt free drinking.