... to USA ,Japan and Europe,etc Products profile1.The fibre is fine, soft, warm, smooth luster, produced ... elastic recovery due to the change of the fibre’s length and diameter.3. Can be used in ... fabrics and under wear knitting products.4. The fibre has a good permeability, comfort to wear, anti ... Coar sefibre content(piece/g)Percentage of short fibre that under 20mm(%)Weight variationChinese yak down top30 ...