Zoo Med’s Reptibark Is Made From The Bark Of Fir Trees. The Perfect Substrate For Humidity Loving Reptiles Due To Its Ability To Absorb Moisture And Then Release It Into The Terrarium. In Addition, The Smaller Chips Provide Better Moisture Retention While.

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.”