Items that indicate “Dry Clean Only” should be taken to a professional dry cleaner instead of washed at home. However, tags that simply say, “Dry Clean” may often be washed safely by hand. When in doubt, follow the directions on the care tag. [2] X Research source

If you have less time, you can soak for 1-2 hours. The dishwasher detergent helps to brighten the whiteness of the item. Consider bleach for colors if you have extra-dirty colored polyester fabric. Avoid using bleach when washing white polyester items. [4] X Research source

Cold water may not effectively remove stains from polyester, especially oil-based stains. Hot water may cause gradual shrinkage and color bleeding. Warm water will help to remove stains and retain the garment’s shape and size. [6] X Research source

Use less than the recommended amount of detergent the bottle or box of detergent recommends. [8] X Expert Source Safir AliProfessional Dry Cleaner Expert Interview. 15 September 2020.

Soak them in warm water with a light detergent. Swirl them in warm water. Rinse with cold clean water. Fold them and press them against the basin side to squeeze out extra water. Items that are stained with an oil-based stain or have yellowed with age should be machine washed to restore them to prior condition. [10] X Research source

If you’ve already used a fabric softener during the wash, you don’t need to use a dryer sheet. Most dryer sheets are scented, so make sure you pick one you like. This is optional. [11] X Research source [12] X Research source

Run a test with a polyester fabric you don’t care too much about if you have a new or new-used dryer. If you’re concerned about maintaining the quality of your polyester, use the lowest heat setting possible. Never put heat to polyester, and use an air-dry or fluff setting on the dryer if possible. [13] X Expert Source Safir AliProfessional Dry Cleaner Expert Interview. 15 September 2020. Read your dryer’s manual if you have any questions about the heat level. [14] X Research source

Hang your polyester fabrics on plastic coat hangers or a clothes line. Make sure they’re hung outside on a dry and sunny day or in a place in your house with excellent air flow. Take them down when they are dry. [15] X Research source