You live in Tuscon. Unless the container is nearly closed anyway, the moss will need to be covered most of the time. Moss and deserts don't mix. I don't know anything about skin oils damaging moss, but I never made a pillow out of mine.

Both Josh's Frogs, and NewEngland Herpetoculture should have some available, with directions for care.

Frankly, I think most of those Google How-to articles are written by "professional" authors who only gathered the info. elsewhere, and have no actual experience on the topic at hand.