Meet your water need in sports. The dust-proof cap will also protect the inner liquid from any pollution, safe for human body to use. the built-in leak-proof seal ring allows you to put the bottle in different direction, and the liquid will be locked inside without leaking trouble, just take ease to use it. comes with hand rope, just allows you to hang it on bags or carry it at your convenience, easy to storage. Ideal to take it to use in office, gym, school, biking, traveling, climbing or other indoor or outdoor activities. Can be used as a mobile phone holder.