NEW DESIGN- A fast water flow POP-UP spout lid features a button lock to prevent accidental opening. a practical and convenient one-button opening for one-handed operation. Our Lid top allows one-handed drinking anywhere when doing sports outdoor or indoor activities, great kit for both adult and kids. PREMIUM MATIRIAL: Our replacement spout lids are made of BPA-Free food grade plastic for long term using, no affect the taste of your beverage, safe for all ages. Enjoy high-quality product and customer service. Any unsatisfied purchase, replacement is available. EASY TO USE:This new quick released lid design makes spout lid maximum water flow and easy one-handed drinking. Great Replacement Lid with the design of one-button opening which allows you to drink without removing the lid and seal beverage with confidence. Convenient for portability with big loop handle. DUSTPROOF & LEAKPROOF : The flip-down cover protects the drinking spout from dirt. Button lock prevents accidental opening of the leakproof lid. Rubber stopper with good air-tightness makes the water bottle better heat preservation and leakproof MULTI COMPATIBILITY: The lid fits perfectly all sizes of Digjuper Water Bottles and most brands wide mouth water bottles. NOT for standard and narrow mouth water bottles. NOT for tumbler or growler.