Sucking dick...kinda

As

When I was with men, I really enjoyed giving head. Like REALLY enjoyed it. My wife knows this. When we have sex, and we aren't feeling lazy lol, we use a strap on. She has mentioned and hinted about me sucking it. Kinda seemed like a joke at first, shes never outright asked for it. But after a year, I think she means it.

Has anyone ever "gone down" on a dildo? Ours is pretty girthy and 8inches. We always get the realistic ones so it's got ridges and is made to feel real. I was always really good at going down on bigger dicks (my first boyfriend was 9.5inches flacid. And he was definitely a grower) So it's necessarily about the size of it, but I feel like going down on a dildo will be a little stiffer and would hurt a little. Feeling a intimidated

Any tips?