Step-by-Step Instructions

1. 1
   Step 1

   Mix dishwashing liquid with hot water

   In a bowl, mix a few drops of dishwashing liquid with hot water. You want the water to be hot so that it helps melt the crayon wax.

2. 2
   Step 2

   Blow dry on low setting

   Turn your blow dryer on and aim it at the crayon on the walls. Start with a lower heat setting and adjust as needed. Your goal is to warm the wax up so that it begins to melt.

   Turn off your dryer, unplug it and set it aside in a safe place.

3. 3
   Step 3

   Wipe with damp cloth

   Dampen a microfiber cloth in your soapy water and wipe the crayon away.

4. 4
   Step 4

   Dry

   Use a dry microfiber cloth to clean any remaining residue.