For Hydration: HidrateSpark STEEL Smart Water Bottle The HidrateSpark STEEL Smart Water Bottle ($65-$70) is a smart water bottle that will remind you to drink water throughout the day by glowing. It even tracks your exact water intake and lets you know your progress on daily goals via the app. Read our in-depth review! Image Source: amazon.com HidrateSpark STEEL Smart Water Bottle $65 from amazon.com Buy Now