Since cows are more important than human, particularly dalits

"A Hindu religious leader has welcomed the murders of five men accused by a mob of killing a cow, India's most sacred animal, claiming that the life of the creature is more important than that of a human. The victims in the north Indian state of Haryana hailed from the downtrodden Dalit caste, called "untouchables".Police claim a 4,000-strong mob, incensed by the cow skins carried in the men's truck, attacked the Dalits and killed them...."
http://www.theguardian.com/world/2002/oct/22/india.lukeharding

why not wear jackets&shoes made of (dead)human skin?

http://atlanta.cbslocal.com/2013/02/23/company-claims-to-make-belts-shoes-out-of-human-skin/

http://www.humanleather.co.uk/humanleatherproducts.html