A hoodie’s weight is the weight of its fabric, usually listed as GSM (grams per square meter) or ounces per square yard. As a rough guide, anything up to about 280 GSM is lightweight, 280 to 350 GSM is midweight, and 350 GSM or more is heavyweight. The number on the tag is not what the finished hoodie weighs on a scale. Once you know that difference, the listings stop being confusing and you can choose a hoodie for how and where you’ll wear it.
Below, we explain the...