penimaster

I have penimaster vacuum cap. I used it regularly and it worked fine (with no split adapters). My glans were held in place. Then I took a break for a month or so. Now I want to start using it again, but my penis glans ALWAYS slide out. I can't understand why. Maybe because I have foreskin...

I took a break from PE due to a hand injury and now I cannot manage to get penimaster on anymore. I'm using vacuum cap, lubing it up and using the vacuum pump, but the head never fully goes it and just slides out when I apply tiny bit of traction. I'm not sure what the problem is. My penis is...