Depends on how tight it is. You ultimately have to decide what is an appropriate length of time. No matter what you do with PE you always need to watch for blood flow, or lack of. Extreme white or extreme dark and numbness are warning signs.
I’ve worn mine for a couple of hours and what usually happens is the lube is gone and it begins to chafe. I then either lube up or remove it.
Initial: 7” BPEL; 6” NBPEL; 5.25” - 5.5” MEG
Current: 7-7/8” BPEL; 7-3/8” NBPEL; 8.5” BPFSL; 6.5” MEG; 6”x5” Flaccid.
Goal: Improved/consistent EQ while managing ED. Secondary: maintain current stats.