PM sent
Price drop to $400
Sorry for the delay getting back to you. The diameter behind head is 1.25". As for the model, I don't know what Lori would call it. I sent several...
Here is the original drawing with specs used to design the device. Price drop to $450
https://www.chastitymansion.com/forums/index.php?threads/fs-like-new-custom-lori-for-pa.24982/
Device has only been worn briefly, very secure and very comfortable. Measurements as pictured, sized for 6ga Prince Albert. I had her design it so...