Perceptive forum discussions on Double penetration:

Crystal jellies double dong – double ended dildo
i like the size but would this be good for another girl that's never used anything

Men - How old were you when you first penetrated yourself?
This goes for all men, whether you identify as straight, bi, or gay. How old were you when you first penetrated yourself anally? It doesn't matter if.

Double Stuffing
Has anyone tried it? Not necessarily with two cocks at the same time but with one cock and one vibrator/dildo. Can anyone recommend a good vibrator...

Penetrating your partner - need help
hubby and i have been getting into anal play. i'd like to get a dildo for him for xmas, but need advice selecting one. nothing too big, or too...

Do you like using double bullets?
How do u like doulble bullets 1 on ur clit and the other n ur butt hole how does that feel to u

It can be painful if you squeeze the bulb too hard... Other than that it feels decent.