You can hold several Crypto-Currencys FIATs and assets. You can even issue your own Token in less then 5 minutes, which you may trade after publishing on a dezentralized Marketplace.
You can get Waves from Bitrex, Tidex and with ShapeShift you can find those links bellow.
There are also Wallets for Android Mac and Linux.
Wallet:
Wallet:
Check out https://wavesplatform.com/#projects its great Projekt and very interesting for Blockchain beginner as for more expirienced Bitcoin Enthusiasts and not forget for Developers. Waves on https://coinmarketcap.com/currencies/waves/

