This is Ada from China. Yes you are right, tiger balm is a famous brand cooling essential balm in China. It can not only release you from pain of the mosquito bites but it can also refresh you when you feel sleepy. Just rub a little of it onto you temple. Besides this, it can lighten the headache due to heat stroke. It is a nice traditional Chinese medicine for summer.
If you wanna buy directly from China, please feel free to contact me. I can offer better price. Also if you are interested in other Chinese items, feel free to let me know. I will search them for you.