https://www.amazon.com/Factory-Custom-Charcoal-Packaging-Insert/dp/B0B4PVXYQS/ref=asc_df_B0B4PVXYQS/?tag=hyprod-20&linkCode=df0&hvadid=642279393251&hvpos=&hvnetw=g&hvrand=4037945845116580281&hvpone=&hvptwo=&hvqmt=&hvdev=m&hvdvcmdl=&hvlocint=&hvlocphy=9007905&hvtargid=pla-1944789456446&psc=1&gclid=Cj0KCQjwj_ajBhCqARIsAA37s0wUQ-qz0CYLVi9WNa6Ac4lit3cBZl8vb1At9n7gqS0yCKT3lhYn9JQaAvwhEALw_wcB
I'd actually buy solid foam and cut it to fit though, I think this kind of stuff falls apart.