Why Your Clothes Feel Damp: The Downside of Synthetic Fabrics

Synthetic fabrics, such as polyester, nylon, and acrylic, are often chosen for their durability and affordability.

However, these benefits come with a trade-off: synthetic materials don’t generally absorb moisture as effectively as natural fibres like cotton, wool, or linen.

Natural fibres are composed of protein molecules that have a high affinity for water, allowing them to absorb and retain moisture effectively. This moisture absorption capability helps in regulating body temperature and keeps you feeling dry and comfortable.

In contrast, synthetic fibres are made from petroleum-based polymers that are hydrophobic. This means they repel water rather than absorb it. When you sweat while wearing synthetic clothing, the moisture tends to sit on the surface of the fabric or your skin, rather than being absorbed and dispersed throughout the fabric.

This lack of absorption can lead to a build-up of moisture between the skin and the fabric, creating a feeling of clamminess. The sensation of wetness against the skin, combined with the fabric's inability to wick moisture away efficiently, often results in discomfort, especially in warm or humid conditions.

Furthermore, because synthetic fabrics trap moisture close to the skin, they can also exacerbate the feeling of heat and restrict the body's natural cooling process through evaporation. This can make synthetic clothing less comfortable during physical activity or in hot weather, where efficient moisture management is crucial for maintaining comfort.