Wool

   

Wool

 - natiral fiber from hairs of sheep

 - warm. keeps temperature warm

 - The wool shaved when the weather is warm like spring.

 ( depens on the location, sometimes the wools are shaved twice in the spring and the autum)

                                                                  wool scarf in TOPSHOP

http://commons.wikimedia.org/wiki/File:Wool.www.usda.gov.jpg
http://www.cosmopolitan.co.uk/fashion-&-style/daily-fashion-buy-kate-moss-for-topshop-scarf/buzz