Only the
longest thread.
Mulberry silk is graded A to C, then 1 to 6. 6A is the top of the scale: filament up to 1,500 metres long, unbroken, from a single cocoon. Shorter fibres pill and dull. We grade every batch by hand before it is reeled.
- Grade6A long-strand mulberry
- OriginLake Tai basin, Zhejiang
- RejectedRoughly one cocoon in four