Double Doodie Waste Bags with Bio-Gel is the perfect product for a no mess, easy cleanup for all portable toilet waste. With a double zip locking mechanism that ensures a tight, leak-proof seal and a tough outer bag that minimizes any chance of puncturing, the Double Doodie is an essential for any portable toilet use. The Double Doodie with Bio-Gel is pre-charged with Bio-Gel waste gelatin powder that solidifies liquid waste and masks unpleasant odors.