XR Brands Master Series Monarch Noir Nipple Vice. A timeless classic. The Monarch Nipple Vice provides a light initial sensation...until the chain is pulled. They become increasingly harsh as more tension is added to the chain. The clover-style mechanism gives the Monarch a tight and unyielding grip on sensitive flesh. Ideal for solo play or with the one you want to dominate. Measurements: Clamps are 3.5 inches long, 1.5 inches wide, Connecting chain is 12 inches long. Material: Metal. Color: Black. Category: Nipple Toys, Master Series, Nipple Clamps and Tweezers, XR Brands.