To mint ETHRunes, follow the next few easy steps.

1. On polygonscan, go to the contract address 0xaCB11D7EE58068436D6a7e0155074215e55af960.

2. Go to the tab Contract (a), select Write Contract (b) and connect your wallet (c).

3. To mint ETHRunes, go to the section 3. mintETHRunes. In the editable field _num (uint256) (d) enter the number of ETHRunes you would like to mint. At max you can mint 5 ETHRunes at a time. In the editable field mintETHRunes (e) enter any MATIC value you want to tip for coffee.

4. Click on Write and acknowledge the transaction. Once the transaction succeeded, it cannot be reverted.

5. You can now find your minted ETHRunes on your OpenSea profile and the official ETHRunes OpenSea collection.