Apply diluted vinegar directly on the stain.

Cleaning sweat stains from hat. Add dishwater detergent into the dispenser and place the hat on the top rack and in a hat cage. Gently scrub the sweat stains away using your white, microfiber cloth. In this video, we show you our technique for cleaning a hat, especially hats with extreme sweat stains.

How to prevent sweat stains in hats? Summer activities leave your favorite hat with ugly sweat stains? Use your fingers to gently rub the area;

When you see a sweat or other stain, try dry. Repeat this process until the hat has been soaking for at least 4. Rest the hat on a hat stand or hat rack.

Let the hat soak in the soapy water for at least 30 minutes, checking on it from time to time. Do a dry stain treatment by pouring a small amount of baking soda directly on the stain. Remember to take the material into account.

Turn on the dishwasher and let it run. Rinse with cold water 5. Thoroughly rinse the hat with cold running water until there are no more soap bubbles.

Clean the hat until you get rid of the sweat stains and it looks like new. For hat scuffs, you can use a gum eraser, which can be purchased online or at most art supply stores, to gently buff or rub them away. Hat sweatband liners are a brilliant idea.