how add age verification in perticular product

hi I want to add age verification in the perticular product actually, I want to sell the paper product so some are paper bags and some smoking paper so I want when user buy smoking paper he got age verification then product detail open

anyone helps me how I add this in woo commerce

I try age verify plugin but its work on a page like index or all so how I add this in particular product category ??

https://www.ads-software.com/plugins/woocommerce/