All-Day Hydration: This sturdy large capacity water bottle is 1500ml/2500ml, and it corresponds to daily water intake. Time Marker Reminder: This water bottle has simple time markers, which can help remind you stay hydrated by knowing what time and how much you drink. Wherever you are, whatever you do, whenever it is, you can keep hydrated easily and time remarks remind you to drink enough water every day. Flip-top and Wide-Mouth Design: With a flip cover, it is very easy to use. It is wide enough to be convenient to fill even directly from ice machine. Eco Friendly: Made of highest quality food-grade approved PETG, 100% BPA-free, Odor-free and Phthalate-free, 100% recfood grade material, safe for drinking, Food grade approved. Easy to Carry: Designed with handle / Strap for easy carrying, easy to pour water out. It's super handy with a sturdy and strong handle grips.