Are These Minifig Helmet, Hair, and Stingray Accessories Official LEGO Parts?
Welcome to BRICKS!

These are the four official LEGO parts you questioned.  

Cross check their part numbers with the ones you've got on hand.  

If they match, then they're good.

See ya!

Part# 61189pb03.





Part# 15083pb01.





Part# 30084.





Part# 43753.