colorado style artificial vagina
A hard-shell hand-held penetrable sex toy made of plastic or metal, which holds an inflatable liner normally filled with warm water. Is not a gel, silicone or fabric-wrapped penetrable sex toy. Commonly used when collecting semen from stallions.
Source: https://ansci.wisc.edu/jjp1/equine/semen_coll_eval/av.html
See also:
- missouri style artificial vagina, the fabric-wrapped style of AV
- penetrable sex toy
- penis milking
- cum collecting
