Pashmina Burn Test: How to Tell Real Pashmina from Synthetic
Pure pashmina is spun from the fine undercoat of the Changthangi goat, and it behaves differently from synthetic or blended “pashmina” when you test a few loose fibres from a seam allowance or fringe. None of this damages a finished piece if you only test a few stray threads.
The burn test
Pull a few loose fibres from an inside seam or fringe (never cut into the visible fabric). Hold them with tweezers or pliers and touch the tip to a flame briefly.
- Real pashmina (animal fibre): burns slowly, curls away from the flame, smells like burning hair, and leaves behind a soft, crushable dark ash. The flame does not sustain itself once removed from the source.
- Synthetic (polyester, viscose, acrylic blends): tends to melt rather than burn, shrinks away from the flame first, smells like burning plastic or chemical, and leaves a hard bead or lump that won’t crush between your fingers.
- Cotton or other plant-fibre blends: burns quickly and steadily, smells like burning paper, and leaves a light grey, feathery ash rather than a bead.
Other everyday checks
These aren’t as conclusive as the burn test, but they’re useful first checks:
- Warmth-to-weight: genuine pashmina feels surprisingly warm and soft for how light it is. A shawl that feels heavy for its warmth is more likely a wool or synthetic blend.
- The ring test: a full-size pure pashmina shawl can typically be pulled through a finger ring because the fibre is so fine. A shawl that can’t pass through a ring at all may contain thicker wool or synthetic fibre, though tighter weaves can also fail this test even when genuine, so treat it as a rough guide only.
- Static and pilling: synthetic blends tend to generate more static and pill faster with wear than pure pashmina.
If you’d like us to look at a specific piece, get in touch and we’re happy to talk you through what we can tell from a photo or a small sample.