I had this exact swing but unfortunately sold it I had to take the head rest out as it pushed my baby’s head forward closing his neck he didn’t actually fit in it comfortably until he was about 3 months x
Argos or Amazon
Baby Carseat Cushion Insert 3D Hollow Infant Baby Swing Insert Cushion Quick Rebound Support Comfort Breathable Mesh (Grey White) https://amzn.eu/d/5k3zTOC
this looks like it will fit, if you search for an 'insert' instead of headrest you'll find loads x
@Laci Thankyou so much!
I used this in my swing
Have you tried emailing Joie’s customer services? I know some company’s are really good at either sending out the part you need or advising where you can buy it x