600ml Outdoor Vacuum Bottle Vacuum Flask Stainless Steel Camping Cup Sport Bottle Perfect Personal Carrier, Idear for hots:coffee,tea,soup. Idear for colds: water, sports drink, smoothies. Hike with it,Beach with it, Or Simply lug it, Wherever you go! Cold:20 Hours, Hot:15 Hours. Vacuum insulation,keeps to temp all day. Large mouth openings,easy to clean. 30% lighter,strong as ever Double wall construction,unbreakable