Reference Chart
Fabric GSM chart — typical weights by fabric
A quick-reference chart of typical GSM ranges for common fabrics, with oz/yd² equivalents — handy when specifying weight and estimating yarn.
GSM chart by fabric
Typical fabric weights. Convert any GSM to oz/yd² with our Fabric Weight Converter.
| Fabric | GSM (g/m²) | oz/yd² |
|---|---|---|
| Voile / fine shirting | 80-120 | 2.4-3.5 |
| Bedsheet / percale | 100-150 | 2.9-4.4 |
| Poplin / shirting | 110-160 | 3.2-4.7 |
| Single jersey (t-shirts) | 140-200 | 4.1-5.9 |
| Interlock / pique | 200-260 | 5.9-7.7 |
| Denim / bottom-weight | 200-400 | 5.9-11.8 |
| Fleece / sweatshirt | 260-360 | 7.7-10.6 |
| Canvas / duck | 300-500 | 8.8-14.7 |
| Terry towel | 300-600 | 8.8-17.7 |
GSM = oz/yd² × 33.906.
From GSM to yarn
Once you fix GSM and width, you can size the roll and the yarn order. Try the Fabric Roll Calculator and the Yarn Requirement Calculator. Learn what GSM means in our GSM guide.
Frequently asked questions
What is a good GSM for a t-shirt?
Everyday tees are usually 140-200 GSM; lighter is thinner, heavier is more premium and substantial.
How do I convert GSM to oz?
Divide GSM by 33.906. For example, 180 GSM is about 5.3 oz/yd2.
Does GSM depend on width?
No - GSM is weight per square metre, independent of width, which makes it a fair way to compare fabrics.
Need fabric matched to a specific GSM?
Send your construction, GSM and finish and we will match it and quote firm pricing.
Request a Quote