Danskin is a well-known brand for activewear and leggings. If you are looking for Danskin leggings in Indonesia, there are a few places you can check out.
First, you can try department stores such as Sogo, Metro, or Matahari. There is usually a section dedicated to activewear, and you should be able to find a good selection of Danskin leggings there.
Another option is to check out sportswear stores. There are a few good ones in Indonesia, such as Soccer, …