For solo play: double dildo or two dildos?

Useful topic breakdown on Double ended dildo:

Whats the Best Double Dildo?
In your opinion what is the best double dildo you have tried? Alone or with a partner.

Best Double Ended Dildo?
SO yeah I'm thinking of asking my gf for a new double ended dildo as a present for my birthday(june) anyone have any suggestions?

Protecting double dong dildo
I just got one, and im wondering how can i protect it? like normal dildos have/ you can buy a sack to keep it in. What can i use to protect a 12inch..

Bumpy spiral double dong - for Beginner?
I am looking for my first glass dildo. I was reading a lot about different people liking nubs vs spirals. I have also taken the advice of some other..

Double ended toys for two women?
Okay, so, I've fairly recently found myself in a relationship of a sexual nature with another lady. I've always wanted to try using a double ended toy