Sometimes your were armor but it doesn't show you were the armor

Verification Builds:
1.16.0.59
Summary:
Sometimes your were armor but it doesn't show you were the armor .your armor is invisible.
Steps to Reproduce:
1.Were the armor.
2.The armor will never invisible.if you were the armor.
3.every armor will shows.
Observed Results:
You were armor sometimes it doesn't show you were the armor.
Expected Results:
The armor will shows if you were it the armor will never invisible.
Screenshots/Videos Attached: yes