Our decontamination cleaners contain sodium lauryl polyether sulfate and fatty polyether 9. It can be quickly sprayed, immediately remove stains on the wall, restore the surface white luster. The powerful formula penetrates deep into walls to thoroughly clean stubborn dirt, leaving no water stains or marks after use. Its use method is very simple: 1. Shake the liquid in the bottle thoroughly before use to ensure an even and effective spray. 2. Adjust the nozzle to aim at the wall that needs to be cleaned, about 10 cm away, and then gently spray on the stain. 3. After letting it sit for 5 minutes, gently wipe away the detergent and dirt with a clean rag. And can be applied to a variety of wall materials, can be easily used and the effect is remarkable.