PNG MORE
Mixed
Pixel
Simply 8-bits #3
Duolingo
OliveDrab
96x96
Simply 8-bits #5
Hangouts
Groupon
Simply 8-bits #7
Minecraftzombie
Lookout
Flat
Simply 8-bits #11
Superuser
PNG ICO ICNS MORE
3D
Iconza
stop
32x32
remove, round, Minus
round
icon | Icon search engine
Smooth
Basic Set
tick, mark, yes
64x64