The Fetish Fantasy Wartenberg Wheel is designed to provide a sensual sensation when run across the skin. Unlike a true Wartenberg wheel that has pins along its wheel, this has very small spooks making it safe, beginner friendly, unlikely to pierce skin and great for light, sensual play. However, this makes it poor for pain, blood, or heavy BDSM play. Its cons are so-so construction and an odd scoop mid-handle