Make sure that you use novelty in your Ad Capy, if your product is new in the market, or there is a new limited edition, or the season where your product thrives most is coming up make sure to promote that, novelty is one of the most essential ways to get people to click on your ads.
Some examples are:

“Check out our new line of razors.”
“Winter is coming! Try our new designer winter jackets!”
“Get all the latest email marketing tools on one platform.”
Follow up on this hack in this article.