#$%^&*AU2016219681A120160915.pdf#####ABSTRACT A sound absorbing device of the type adapted to cover the ears of a user and comprising a sound absorbing material, wherein the sound absorbing material comprises of a thixotropic material.WO 2012/025608 PCT/EP20111/064684 1/19 Drawings 1 3 4 5 F r Figur- 5