to create a vide poche (French for 'empty pockets'), designed hold small essentials such as keys, money and anything else you might typically need to 'empty from your pockets' when you arrive somewhere like home. Medicine In medicine, a shagreen patch is a patch of shagreen-like rough skin, often on the lower back, found in some people with the genetic condition tuberous sclerosis. See also La Peau de chagrin (19th century novel by Balzac) References Further reading Christine Guth, "Towards a Global History of Shagreen" in The Global Lives of Things: The Material Culture of Connections in the Early Modern World, ed. by Anne Gerritsen and Giorgio Aiello. London: Rutledge, 2015, pp. 62–80. External links "Ramsden Shagreen Opera Glass"—photos of a magnification device partly covered in green-dyed, polished shagreen (c. 1770) "Adams shagreen etui"—photo of a utensil case covered in green-dyed, polished shagreen (c. 1800) Definition of shagreen—Bookbinding and the conservation of books: A dictionary of descriptive terminology, 1982 Obituary for Karl Springer—The New York Times, December 6, 1991: "credited with reviving shagreen, the rough skin of an Asian shark, which had been popular as a fabric in the 1920s but had fallen out of favor." "Fish-Skin Veneer Is Costly Covering"—The Cincinnati Post, September 15, 2001 "Can't Find Nemo? Try Stingray"—Time, February 2, 2004 "It's Stingray, Dahling! A Species in Danger"—International Herald Tribune, November 26, 2005 "Shagreen swims into sight again"—Houston Chronicle, September 3, 2008 "What is Shagreen?"—in-depth explanation, October 30, 2009 "The Beauty and History of Shagreen" March 4, 2013 Leather Turkish words and phrases