Stimulate, tease, or pinch the skin with this Wartenberg wheel from the Sinner Gear collection. The wheel is made of stainless steel and is very durable and strong. The long, narrow handle provides a tight and comfortable grip. The rolling wheels feature sharp edges that glide over the skin, offering a sensation of pinching and tickling. The wheel comes with 10 separate wheels that are easy to clean with toy cleaner and water.