Uberkinky Deluxe Flat Ended Urethral Sounds Kit

These body safe stainless steel sounds are flat on one end for easy gripping with the fingers or perhaps attaching an electrode for electrical play

Graduated sizes enable you to obtain the perfect fit. They range in insertable length between 5.25inches and 5.5inches. This sound kit comes with 14 sounds ranging from 4 mm to 17 mm. Ideal for beginners and experienced in urethral sounding.

French Gauge	Diameter (mm)	Diameter (inches)		French Gauge	Diameter (mm)	Diameter (inches)
3	1	0.039		16	5.3	0.210
4	1.35	0.053		17	5.7	0.223
5	1.67	0.066		18	6	0.236
6	2	0.079		19	6.3	0.249
7	2.3	0.092		20	6.7	0.263
8	2.7	0.105		22	7.3	0.288
9	3	0.118		24	8	0.315
10	3.3	0.131		26	8.7	0.341
11	3.7	0.144		28	9.3	0.367
12	4	0.158		30	10	0.393
13	4.3	0.170		32	10.7	0.419
14	4.7	0.184		34	11.3	0.445
15	5	0.197