How to get zkSync era ETH?

Could you please elaborate on the process of acquiring zksync era ETH? I understand that zkSync is a layer-2 scaling solution for Ethereum, but I'm not clear on the specifics of obtaining zkSync era ETH. Is it a specific type of token or a particular way of interacting with the zkSync protocol? Additionally, what are the steps involved in acquiring this asset, and are there any risks or considerations I should be aware of? Your insights would be greatly appreciated.