Although Kevlar would probably be better, from Muay Thai you could use their steel cup. When wearing it it still hurts to take kicks or knees there, but I can’t imagine what it would feel like without it. https://www.amazon.com/Fairtex-Muay-Thai-Steel-Boxing/dp/B08V8P8TB6/ref=asc_df_B08V8LYB35?tag=bngsmtphsnus-20&linkCode=df0&hvadid=80127034160522&hvnetw=s&hvqmt=e&hvbmt=be&hvdev=m&hvlocint=&hvlocphy=&hvtargid=pla-4583726556174604&psc=1&th=1