Inaccurate?

Ivory Flesh

(Frostburn)

Transmutation
Level: Bard 1, Druid 1, Ranger 1,
Components: V, S,
Casting Time: 1 standard action
Range: Touch
Target: Creature touched
Duration: 1 hour/level
Saving Throw: Will negates (harmless)
Spell Resistance: Yes (harmless)

The subject's flesh and all his equipment turn white, granting him a +5 circumstance bonus on Hide checks in heavy snow or ice areas.
In any nonwhite-hued area (including ebony ice), ivory flesh instead incurs a -5 penalty on Hide checks.