It'd help make him recognizable in group shots without having him entirely covered in ice. Also could use them as projectiles. Also I figure piercings you could suck on and have them actually melt in your mouth is kinda hot.
Alternative: underwear made of ice.
Anyway Iceman needs a new design. Discuss.
[IMG]https://upload.wikimedia.org/wikipedia/commons/2/28/Body_art.jpg[/IMG]