Sweat on Cotton/Polyester

How to Remove Sweat Stains from Hats

Yellow sweat lines on your favorite cap? Here is the fix.

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Required Supplies

  • Common Household Items

The Logic Verdict

My Take: The video author notes: “Summer activities leave your favorite hat with ugly sweat stains? Here is how to clean sweat stains from your hat and looking good as new.” In my experience, you should start by following the visual inspection steps shown in the video.

The Science

Sweat contains salts and oils.

Step-by-Step Removal

  1. Spot Clean: Apply shampoo to the sweat band.
  2. Scrub: Use a toothbrush to scrub the yellow line.
  3. Soak: Soak the whole hat in warm water with a little laundry detergent for 30 mins.
  4. Rinse & Air Dry: Stuff with a towel to keep shape.

Resources

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