Thank you for viewing. [Mold and Slime Cleaner] Numeranine 4.3L Dilution Bottle, Lightweight Cup New, Unused Powerful cleaning power eliminates slime and mold! Contains an anti-mold agent to prevent mold growth. Pour 100mL of the undiluted solution into pipes and drains in kitchens, bathrooms, bathtubs, toilets, etc. (Use 250-500mL if the blockage is severe). Let it sit for about 30 minutes, then rinse thoroughly with plenty of water (5L or more). ◎ For better results, pre-treat the drain with about 2L of hot water before pouring in the undiluted solution. ◎ Regular use will make it harder for dirt to accumulate. [Set Contents] ⚫︎ Main unit [4L] ⚫︎ Nozzle ⚫︎ Main unit [300ml] ⚫︎ Dilution bottle ⚫︎ Measuring cup ⚫︎ Gloves Please understand that this item is stored by a private individual. Please be sure to check the size and condition in the images before purchasing. ■ Please understand that the inspection is based on a layman's judgment. ■ Returns, refunds, and exchanges are not accepted to prevent trouble. ■ Please refrain from purchasing if you are nervous or seeking perfection. ※ This item is also listed on other sites. Priority will be given to the person who contacts us first at the time of purchase. Thank you for your understanding.