The most important school supply? A great water bottle. Stay focused and hydrated all day long with our top picks for back-to-school water bottles that deliver on both quality and style. We've curated the ultimate list of must-haves available on Amazon, featuring the brands everyone is talking about: Owala, Stanley, Hydro Flask, Yeti and Simple Modern. All these bottles are BPA-free, feature double-wall insulation, and are built to last the entire school year and beyond. Make back-to-school shopping easy and find the perfect bottle on Amazon. BackToSchool2025 AmazonHaul SchoolEssentials WaterBottleObsessed OwalaWaterBottle StanleyTumbler MyHydroFlask YetiCoolers SimpleModern HydrateInStyle StudentLife CollegeEssentials LTKSeasonal LTKFindsUnder50 LTKFamily