PNG ICO ICNS MORE
Desktop apps
Pixel
Circular
denied, Access, cancel
Firebrick
16x16
recycle bin, Garbage, delete
Element, fire
red, Heart
Minus
no
power, on, off
red, require, star
stop
Smooth
KDE Crystal Diamond
icon | Icon search engine
128x128
button, cancel
22x22
Exit
stop, x