We've recently reduced the sale price down an additional 20% off. Buy now and save.All Natural! Made from the bark of fir trees.Hygroscopic: This means it absorbs moisture and then releases it, creating humidity. The perfect substrate for humidity loving reptiles.Conducts and evenly distributes heat.Adds environmental stimulus. Allows natural digging and burrowing activity.Absorbent: Pulls icky waste away from your animal.Decorative: Provides your terrarium with that natural tropical rainforest look!Re-usable and super easy to maintain! All you have to do is soak in hot water every 2 to 3 months for fresh, clean bark. (ReptiBark should be replaced at least once a year).Smaller chips provide better moisture retention (increased surface area). Prevents live food from hanging out in your substrate (small pieces interlock)!