WHY PURA? Pura focuses on safety, durability, ease of use, and eco-progressive consumption. Our revolutionary design not only eliminates plastic components but provides much-improved functionality. We are the first and only line of plastic-free juvenile bottles that have achieved the MADESAFE Certified rating. Plus, our One Life… One Bottle systems, which allow any lid to fit any bottle through every life stage, are a great way to help save our planet and help rid our oceans of waste. CONVERTIBLE BOTTLES: This stainless steel kids water bottle easily converts into an infant bottle, sippy bottle or straw bottle by simply swapping the nipple out for another Pura silicone lid. The 11oz Pura Sport Jr. bottle is the ideal bottle for Pre-K to elementary school kids or even adults who prefer a smaller 11oz size bottle PLASTIC- FREE, SAFE FOR KIDS: Insulated with a certified lead-free seal. Only 100% plastic-free kids sport bottles on the market; only MadeSafe Certified bottles on the planet. BPA-free, BPS-free, PP-free, Polypropylene-free, phthalate-free and will not leach toxins like plastic bottles and lids because our products do not contain any plastic! NO DISTRACTING DRINKING: Our 100% medical grade silicone Big Mouth Sport top eliminates distracting drinking or lid removal noises of traditional bottles making them a teacher’s favorite! LEAK & SPILL PROOF: Includes leak-proof Big Mouth sports top and bright-colored sleeve crafted of medical-grade silicone; top notch for hot beverages. Single wall construction is lightweight, dishwasher safe, and shatter-proof The Insulated Pura Sport Bottle features a double-wall vacuum insulated food grade stainless steel bottle, medical grade silicone components, and zero plastic parts! Each bottle features our medical grade silicone Big Mouth Sport Top. The Big Mouth allows a free flow of liquids when open and is leak proof when closed. As with all bottles in the Pura offering, our Insulated Sport Bottle can be used with any of our silicone lids including our nipples, spouts, straws and flat lids.