Otis and Ephialtes Size

	He was about twelve feet tall—a respectable height for a Cyclops, but only half as tall as other giants Percy had dealt with. He also looked more human than a typical giant, without the dragonlike legs of his larger kin. Nevertheless, his long purple hair was braided in a ponytail of dreadlocks, woven with gold and silver coins, which struck Percy as a giantish hairstyle. He had a ten-foot spear strapped to his back—a giantish weapon.
...
	Percy heard something shuffling in the distance. Another giant appeared out of the gloom. He wore exactly the same black outfit, right down to the curly shoes. The only difference between the two giants was that the second one’s hair was green rather than purple.