Designed for longer wearing and stretching. The urethra prince scepters are made from best platinum grade silicone in soft. Not to hard and not to smooth, just perfect for longer wearing. Available in 4 different sizes and 3 different lenghts and of course in up to 12 different colors. Size L and XL available centre hollow. The base plate prevents unintentional insertion into the urethra and the round olive prevents slip-out. The tip is conical rounded. The olive is placed beyond the glans muscle once inserted for perfect comfortable wearing. Have fun while testing, wearing and stretching. The prince scepters are sterilizable and autoclaveable. Sizes: ( Total length in mm - Diameter shaft in mm - Diameter olive in mm - Diameter base plate) S-Short = 44/6/9/16 - S-Medium = 84/6/9/16 - S-Long = 116/6/9/16 // M-Short = 46/7/10/17 - M-Medium = 87/7/10/17 - M-Long = 124/7/10/17 // L-short = 52/9/12/18 - L-Medium = 92/9/12/18 - L-Long = 132/9/12/18 // XL-Short = 56/11/14/19 - XL-Medium = 96/11/14/19 - XL-Long = 136/11/14/19 ( 1mm = 0,04 inch )