Car seat head straps??!

Amanda • Happily married to my Dom. DD/lg for 10 years. Sober for 8. Brian Samuel born 1/25/18 🐳 Stay at home Mom.

I'm a frequent Wish app user. Lately I keep seeing this soft bands that keep the baby or toddlers head from moving forward in case of impact etc. Is this a thing? Are they safe or recommended? I can't find a lick of info anywhere!