1.100% food grade raw material, no recycled material, dust-free workshop. 2. Every process inspection ensure high and perfect quality, no quality complaints from your customers! 3.Stretchable nozzle make it easy to Keep Hydrated by squeezing bottle with one hand when Hiking, driving, Cycling, Snowboarding, Skiing, Mountain Climbing ,Jogging. 4: Easy to clean and disinfect, BTW it’s dishwasher safe. 5: Microbial resistant, recyclable ,non toxic. No bad smells or after-taste.