The viscous liquid in this vial has an oily brown color and smells a little like wet leaves.

Drinking beetle elixir causes your skin to harden, darken, and gloss over, and short antennae to sprout from your forehead.
You gain darkvision out to 60 feet and a +2 enhancement bonus to your existing natural armor. (A creature without natural armor has an effective natural armor bonus of +0.) These effects last for 12 hours.

Prerequisites: Craft Wondrous Item, alter self, darkvision, Craft (alchemy) 5 ranks.
Cost to Create: 500 gp (plus 350 gp for base item), 40 XP, 1 day.