woolsack

Etymology
From.

Noun

 * 1) A bag or bale of wool.
 * 2) A seat made of wool;  the traditional seat of the British  (since 2006 of the  of the House of Lords); hence (by metonymy) the post of Lord-Chancellor.
 * 1) A seat made of wool;  the traditional seat of the British  (since 2006 of the  of the House of Lords); hence (by metonymy) the post of Lord-Chancellor.