Harmonic Motion Stainless Steel Water Bottle

Harmonic Motion Stainless Steel Water Bottle in its sleek and sturdy design, with a cool math equation printed on it, is one of the best eco-friendly options in the market to carry your daily water so that you never have to waste plastic to keep yourself hydrated. Very handy, easy to refill, and easy to carry, this air-tight bottle from the awesome collection of cool environmentally-safe products at Beautiful Equations can also be used to keep your tea and coffee warm, while keeping your protein shakes cool.