So you couldn't find the option contract with suitable condition, you can create an offer with specific Strike Price,Premium and Duration.
You will only need to pay the gas to approve the WETH spending once, after that you can list without paying any gas.
you can create an offer with specific Strike Price,Premium and Duration.
In order to submit an offer, you will be required to sign the message with the offer parameters. You will also need to set an expiry date of your offer.