RESTOP 1 is designed for liquid waste while RESTOP 2 handles both liquids and solids. Both contain our exclusive blend of polymers and enzymes to instantly gel liquid and break down solid waste. RESTOPÆs patented design prevents leakage and fully contains waste, even if the bag is dropped! WhatÆs more, both products can be disposed of in any trash receptacleùno special dumping requirements, harsh chemicals, or hassle like other portable toilets!