EcoVessel Insulated Filtration Water Bottle with US Made 100 Gallon Water Filter, 24 Ounces BUILT TO PERFORM IN ANY CLIMATE - Our insulated premium grade stainless steel water bottles feature our TriMax triple insulation technology which keeps your drinks ice cold for up to 36 hours without the annoyance and discomfort of cold, wet hands FEATURES HIGH PERFORMANCE INSULATION AND FILTRATION - TriMax triple insulation and filtration makes EcoVessel bottles the best choice you can make. Filter improves taste by reducing chemicals, heavy metals, and chlorine, and removes over 99.9% of parasites that are the most common causes of waterbone illness YOUR GO TO BPA FREE BOTTLE - EcoVessel is a combination of high performance, environmental consciousness, and sleek design; there is no better bottle for camping, travel, hiking and everyday enjoyment. Enjoy filtered water anytime, anywhere NO HASSLE DRINKING - Prevents hassles with an easy flip silicone straw spout for tilt free drinking; just flip and sip. All of our adult spouts and inner straws are made of food grade silicone and meet both FDA and European standards HANDY AND EASY TO CARRY - Say goodbye to the hassle of carrying bulky water bottles. Slim profile fits in most cup holders and integrated carrying handle makes it easier to take EcoVessel bottles on the go