The Thin Finn Urethral Sound by Mystim is a precision-crafted electro-stimulation sound designed for beginners and intermediate players exploring urethral play. Its slim profile allows for comfortable insertion while the integrated electrode delivers targeted e-stim pulses deep within the urethra. Polished to a mirror finish for smooth, safe insertion. Always use with a compatible water-based lubricant.

• Material: Medical-grade stainless steel
• Compatibility: All Mystim powerboxes
• SKU: 173331