015 / Research · Fabric Weight
230 GSM vs 180 GSM: Which T-Shirt Fabric Is Better?
A 230 GSM fabric has more mass per square metre than a 180 GSM fabric, and that is what the number tells you. How a T-shirt feels also depends on properties GSM does not capture, such as air permeability, water-vapour permeability, construction and fit.
Effect of air permeability and water vapour permeability of clothing on physiological responses and wear comfort (Journal of Occupational and Environmental Hygiene, 2014)
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