Protect them from what?
They are the least reliable form of birth control going, just as a start.
Condom Knowledge Not Common Knowledge
https://www.webmd.com/sex/birth-control/news/20120224/condom-misuse-common
If you think it's such a great idea, then supply them yourself instead of expecting taxpayers who oppose encouraging promiscuity in immature teens.
No, I replied without a cup of coffee...The parents should buy the condoms. When a state gets involved in sending something for free (let’s say a $1 widget from Walmart) it will cost the TAXPAYERS $15 for the. ‘free’ widget.