Step 1. Please install MetaMask extension on your browser. 👉
Download here
Step 2. Open your MetaMask in the browser 🦊

Step 3. Click on the network dropdown.

Step 4. Click on "Add Network" button.

Step 5. Fill in this form with these details & click "Save".
Network name: Polygon Mainnet
New PRC URL: https://polygon-rpc.com/
Chain ID: 137
Currency Symbol: MATIC
Block Explorer URL: https://polygonscan.com/

Step 6. Make sure your wallet is now connected & you see a green button ✅

Step 7. Make sure you have MATIC in to your wallet. Available in many places such as Coinbase, Binance or other exchanges.
Step 8. Pick any sector of the rocket and click on it! 🚀

Step 9. Click on any NFT seat. Pick the amount of NFTs you want to mint & then press "MINT" button. 🔥

Step 10. Congrats! You have your own Weird Vitalik NFT! 🤑