What is Fabric and GSM?
Polyester, cotton, linen blends, velvet; weight in GSM.
Short answer
Under 150 GSM polyester ripples in the fan breeze and fades within one summer.
Fabric and GSM when buying a curtains & blinds
Polyester, cotton, linen blends, velvet; weight in GSM.
Why it matters: Heavier fabric drapes better, insulates against heat and muffles sound. Cotton and linen breathe but crease.
Look for: Under 150 GSM polyester ripples in the fan breeze and fades within one summer.
Full Curtains & Blinds buying guide