Innovative Square Design, Easy to Carry & Use. the Water Cup is Equipped with a Handle Design, Which is Convenient for You to Carry & Drink Water Easily. the Handle Can Also be Used to Hang on Backpacks or Sports Equipment, Which is Convenient for You to Take Water Glasses When You Are Exercising Outdoors. Direct-drinking Design. This Water Cup Adopts a Direct-drinking Design, No Need to Flip or Unscrew, Drink Water Directly Through the Mouth. This Design is Convenient & Fast, Allowing You to Drink Easily Anytime, Anywhere, Saving Time & Energy. Durable Material. the Water Tumbler is Made of High-quality Food-grade Plastic Material, Safe & Non-toxic, Durable & Reliable. It has Good Drop Resistance & is Suitable for Use in Outdoor Environments.