Ooze Resolution Gel Glass Cleaner - 240ml - GreenOoze Resolution Gel Glass Cleaner is engineered to give your glass the best clean on the market. The natural, non toxic formula easily removes resin and tar from glass bongs, rigs, bowls, tools, hands, and even clothing! Each 240mL pouch contains a green, reusable gel cleaner that can be used in two ways. Unscrew the cap, pour about 3 ounces of solution into the piece, cover the holes with silicone Res Caps (sold separately), and give it a shake.