BugzyBugs IsoCare Premium Organic Isopod Substrate Mix is a carefully formulated blend of natural ingredients designed to create an ideal habitat while providing nourishment for isopods, millipedes, and other invertebrates. This high-quality, nutrient-rich substrate supports a thriving bioactive ecosystem by retaining essential moisture, promoting beneficial microfauna growth, and aiding in organic waste breakdown. Perfect for isopods, reptiles, insects, springtails, invertebrates and amphibians, this premium mix helps maintain a balanced, natural environment in your terrarium. The 4-quart bag offers ample coverage, making it a convenient and reliable choice for pet owners looking for a low-maintenance, eco-friendly habitat solution. Ingredients include a diverse mix of leaf mulch, sphagnum peat blend, hardwood bark, softwood mulch, aspen, and both large and small pieces of charcoal to enhance aeration and microbial activity.