Bamboo sweat or cotton sweat

Sep 12, 2026

Short answer: Bamboo sweat is lighter, drapes softer and moves moisture faster. Cotton sweat is heavier and more robust, but dries more slowly and can turn clammy. The choice depends on how you use your hoodie or sweatshirt.

Same fabric, different fibre

Sweat fabric is a knit with a smooth face and a softer back. It can be made from cotton or bamboo viscose, and the construction is similar. The difference lies in the fibre, which changes how the top weighs, drapes and handles moisture. It is worth knowing before you choose your next hoodie or sweatshirt.

Weight and drape

A sweat fabric in bamboo viscose weighs less at the same thickness and hangs heavier. That gives a different line than classic cotton sweat, which stands further out from the body. Bamboo settles calmly over the shoulders and back. See the bamboo sweat for men and women if you want to compare the fit.

Moisture when you move

A hoodie quickly gets damp inside when you move, for example on a bike or a brisk walk. Bamboo viscose moves the moisture on and dries faster, so the top feels less clammy. Cotton holds moisture longer. You notice it most when you go from cold into warmth. See the bamboo hoodie for men.

The feel against the skin

Bamboo sweat feels smooth and soft, even worn directly against the skin. Cotton sweat feels drier and firmer. Many people use a bamboo sweatshirt as a layer they can wear all day without thinking about it, at home and at the office. Cotton, in turn, gives a more classic, structured feel.

Warmth depends on thickness

Thickness decides how warm a sweatshirt is, not the fibre. A thick bamboo sweat is as warm as a thick cotton sweat. The difference is how the fabric handles moisture when you get warm inside. If you want a warm top, look for a heavy fabric, whatever the material.

Wear and washing

Cotton handles more and hotter washes and is robust under hard use. Bamboo sweat should be washed at 40 degrees and air dried. Turn the top inside out, skip the tumble dryer and dry it flat or over a hanger. That way the fabric keeps its shape and softness longer. See the bamboo sweatshirt for women.

Drying time and planning

Bamboo dries faster than cotton, but a thick sweat fabric still takes about a day to air dry. So wash in the evening, and the top is ready the next day. If you have a favourite you wear a lot, it can help to own two, so one is always dry and ready.

How to choose

If you wear the top mostly in everyday life, on the way to work or on the sofa, bamboo sweat suits you well, because it is light and pleasant. If it has to handle hard work and hot washes, cotton is the robust choice. Many people keep one of each and pick by the day.