Tea Tree Oil Gel Air Purifier Tub - 8 ozEliminates musty odors at their source with genuine Australian tea tree oil. Designed for boats, RVs, homes, and offices requiring natural odor control. The gel provides up to three months of continuous air freshening without chemicals.Directions:Simply twist off the lid, remove the inner seal, and replace the lid. The Tea Tree Oil Gel Air Purifier will work to maintain healthy air for up to three months. When the gel turns dark and hardens, discard and replace. table.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; } Truck Freight: No Oversized: No