It has both private key and public address.
Do you know how to work with Metamask?
Here are the basic procedure if you are not familiar with the wallet
1. You can download Metamask web extension
https://metamask.io/ [https://www.youtube.com/watch?v=YVgfHZMFFFQ]
2. After downloading, select import by private key
3. To reflect Polymath in your wallet, just click the add token feature, enter contract address, decimal, ticker, and you are done.