Firefox v2 Icon
Hex Icons Pack
Commercial usage: Allowed
Firefox Icon
Flat Icons
Commercial usage: Not allowed
Boxed Metal Icons
Cold Fusion HD Icons
3D SoftwareFX Icons
Circle Icons
Colour Icon
Simply Pixel Icons
Playcons Icons
Buttonized Icons
3D Social Box Icons
Red Opera Icon
Colorful Opera Icons
Red Poison Icon
Fantasy Mediaeval Icons
Red Envelope Icon
Chinese New Year Icons
Red Button Icon
Free Social Media Icons
Red Cross Icon
Flags Flat Icons
Red Basket Icon
Shopping Cart Icons
Flags Icons
Stark Icons
Red SherFinder Icon
SherFinder Icons
Aquave Metal Icons
Firefox 2 Icon
Omnom Icons
Red Bunny Icon
Bunnies Icons
Red Riding Hood v2 Icon
English Movie Icons 2
Red Riding Hood Icon
RED Icon
Lipse Icons
Browser Girls Icons