Bottle Bright effervescent tablets provide the best solution for cleaning your drinking vessels and beverage containers. Whether it's a water bottle, travel mug, hydration reservoir, or thermos we offer the safest and most effective method to care for your hard to clean drinking containers. Our biodegradable and non-toxic formula bubbles away grime and breaks down to inert natural substances and is certified by the Natural Products Association. With every purchase you make, Clean Ethics gives an equal amount of Bottle Bright to people in developing nations who are in vital need of clean water containers. Buy Clean. Give Clean.