Master Series Silver Sensation Wartenberg WheelThis Wartenberg wheel delivers intense sensory stimulation with its blunt tipped metal pins that awaken nerve endings and create thrilling sensations across the skin. Originally designed for medical nerve testing, it's now your tool for exhilarating sensation play. Roll it gently for tingling pleasure or drag it sideways for added intensity. The nickel free stainless steel and zinc alloy construction suits sensitive skin, while its temperature