Stainless Steel Hegar Dilator - 8-Pack Urethral Sounds with Storage Case

8 smooth sounds let you progress up in size. Conveniently storable in a leather-bound case (included), this is an all-in-one kit for urethral probing play. Each probe has one incrementally larger tip (it's dual-ended). Together, the probes are: 3.5mm, 4mm, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, and 18mm! 100mm insertable length for each end. Every Stainless Steel Individual Dilator should be sanitized after each use. Use plenty of a sterile water-based lubricant for best results. Urethral sound / dilator ultimate kit Smooth, stainless tools 8 total probes Dual-sided: Each probe has a larger and smaller tip Easy to clean and sanitize 100 mm usable length per size Diameters from 3.5 mm to 18 mm (16 total widths)