material: plastic
Function: Sealed and leak-proof
Structure: Vacuum layer
Color: dark blue
Applicable places: outdoor use, car use, cafe, bar, office, teahouse, restaurant, household, leisure bar

Perating Temperature : -10 ℃ ~ 110 ℃Healthy Material :Tritan Co-polyester, PP 05, Food-grade Silicone, Dishwasher Safe100% BPA Free, Food grade silicone seal parts. (add alternative)Durable Lanyard for Easy CarryingFast Water Flowing SpoutNo Peculiar SmellQuick Access & One-Hand OperationConvenient. only 1-click for easy access to your water. And the unique lock design prevent to unexpectedly leak.Distinctive patented design avoid your bottle same with other general product.Cleaner Drinking.Protective spout cover helps keep out gross dirt and germs.Its practical measure markings will remind you how much you drink up. (NOTE:except black colour because it is special colour)The best gift for boys, girls, women and men！