Starter Pack The DOT Mold & Mildew Stain Surface Cleaner StarterBox is a professional-grade solution designed to tackle heavy mold staining and challenging remediation tasks. This starter box includes four 1-ounce pouches, each containing a dry powder formula that, when mixed with water, yields a powerful cleaning solution. The product is engineered to replace harsh chemicals, offering an effective alternative that minimizes the risk of chemical burns and reduces strong odors.