This particular product offers a unique set of fine steel shafts specifically designed to enhance your experience by orders of magnitude. The rosebud?(bullet) tips come in various?diameters from 6 to 13 millimeters. On top of that, the sounds come in a protected velvet-line case.?If you're looking to dive into a completely new world of urethral stimulation, the Rosebud Urethral Sounds Kit by?XR Brands is an excellent start. The best thing about it is that it's beginner-friendly and completely body-safe!?