Carbon Fiber Filter Technology: Ensures better-tasting water by reducing chlorine taste and odor Effortless Hydration: Free-flow design filters while you drink with no suction needed Eco Sustainability: Long-lasting filter replaces 600 single-use plastic water bottles AUTOSEAL Lid: Leak- and spill-proof lid enables push-button to sip and release to seal Button Lock: Prevents accidental lid opening Easy Clean: Lid and body are dishwasher-safe, filter requires only a water rinse Drink Spout: Covered design protects against dirt and grime