Fetish Fantasy Series Nipple C-Clamps. Make your nipples perk with pleasure with these shiny metal Nipple C-Clamps. These designer clamps look and feel great and make a perfect addition to any beginner bondage collection. The spring loaded clamps are simple and easy to use, providing just the right pinch to stimulate your nipples. The metal chain intensifies the pressure as the chain swings, giving you subtle stimulation with each movement. One size fits most. Non-piercing body jewelry. Materials Metal. Country of origin China. Harmonized Tariff Schedule HTS Code 7117110000. Pipedream Products Catalog 2012 Fetish Fantasy 2012 Supplement, page 21.