Product Description Product name: removal gel Net weight: 90g How to use: 1.Please keep dry (If the place does not dry, the gel can't stick well, and has less effect) 2.Open the lid and apply at the thickness of 3mm where black spot occur 3.Brush with water or wipe with wet cloth after about 10-15 hours 4.If widely or deeply, increase amount used and duration of use 5.If it is very stubborn, please try again above steps if can not be completely removed Note 1. Please dry the needed area before use, as the residual water will affect the effect. 2. This mold remover gel can't remove the stain inside the glass glue. If necessary, please use a utility knife to remove the glass glue before using it. 3. If the areas are too large, the application amount of gel should be increased. 4. To prevent the cleaning gel from getting on your hands, please wear gloves before use. If the mold is stubborn, please repeat the above operation several times.