X-100 Natural Seal® Interior Finish formula is an oil based water repellent consisting of essential wood protecting ingredients. X-100 Natural Seal® Interior Finish is designed to penetrate the wood, protecting against cracking, splitting, cupping, curling, sap stain, mold, and mildew. Typical ABRP, Inc. processing time: 2-3 business days Typical shipping turnaround time: 3-4 business days