Immediately apply ice to harden. Scrape off surface crayon.
Place stained fabric between paper towels, press from the back of fabric with a warm iron. Replace paper towels as soon as wax melts onto them, getting as much wax off as possible. Place wax stain face down on clean paper towels, sponge Sard Wonder Stain Stick or spray Sard Wonder Spray on the back of fabric. Allow to evaporate.
Use Cold Power and wash as the care label recommends. If some colour remains after washing, pre-treat with Sard Wonder Stick or Spray, allow to stand 30 minutes, then wash again.