Sub-Threshold Urethral Calibration | Log 10: 5mm Van Buren Curve & Clinical Temperance | Specialist K

Sub-Threshold Urethral Calibration | Log 10: 5mm Van Buren Curve & Clinical Temperance | Specialist K is a 5-minute clip from Specialist K Clinic. It was added on May 1, 2026. Primary categories include Nurse Play, Medical Fetish, and Glove Fetish. Key themes include Medfet, Sounds, and Urethral Sounding.