Specification: Features: 1.Fast Acting Effective:Prevents mold growth from recurring, kill bacteria, and prevent germ. You can effortlessly get rid of those black and brown stains particularly on those sealed joints around your bath or shower and make it ready to receive guests in no time at all 2.Safe Use:The main ingredients are sodium hypochlorite and sodium hydroxide.Non-toxic, no harm, safe to use. Just need to keep inner room ventilation when using it 3.Wide Application:Ultimate effective mold stain removal solution for a bathroom and household tiles, sinks, fittings, and sealants, etc. 4.Simple To Use:Apply gel on the moldy area, and wipe it with an old toothbrush or rag after a period of time the time depends on the degree of mildew, generally 3-5 hours. If there is any mildew residue, please repeat the operation. Notice: Actual color may be slightly different from the image due to different monitor and light effect Please allow 1-3cm deviation due to manual measurement Description: Product material: sodium hypochlorite sodium hydroxide Product size: 17.5*5.5cm Product weight: net weight 90g Package List: 1x Mold Remover Gel