A noseclip (often referred to as a "nose clip") is a device made of wire covered in rubber or of plastic, and is worn by people during a wide range of aquatic activities such as freediving,Pelizzari, Umberto & Tovaglieri, Stefano (2001) ‘Manual of Freediving: Underwater on a single breath’, English translation 2004 by Idelson-Gnocchi Ltd., Reddick, FL; ISBN 1928649270 recreational swimming, synchronized swimming and waterdance.