Powerful and Quick: Mold Remover Gel is the ideal solution to tough mold stains. You just take 5 minutes to apply the magic mold remover gel and 5-8 hours to wait for it, you can clean black stains on every corner in the house. Safe and Environmental Friendly: The mold remover gel is safe and environmentally friendly. You can use this household mold remover gel at home with confidence! Wide Range of Use: Our all-purpose household cleaners can be used in the kitchen sink, bathroom sink, silicone sealant, stainless steel sinks, kitchen and bath tiles, washbasin, toilet bowls, bathtub, wall surface, veranda, ceramic tile, window frame, refrigerator, washing machine silicone sealant, caulk and so on. Simple to Use:You need to remove the seal from the top of the bottle before squeezing.The black top that screws onto the white bottle is actually 2 pieces. The tip screws off leaving the part that screws onto the bottle attached. Applying the mold remover gel to the affected area, waiting for about 5-8 hours, and then wiping or washing away. without the need for laborious actions such as scrubbing and sand ing. Satisfaction: We're so confident that you'll love our mold remover that we'll refund every penny if you don't like it! if you have any problem about it, refund or replace a new one quickly, contact us at any time for help