hollow conjugated staple fiber Denier:3D,7D,12D,15D cutting length:32mm,51mm,64mm ... :siliconized,non-silicon 1.name of product:recycled polyester staple fiber hollow conjugated2.the Denier:3D,7D,12D,15D3.the cutting length ... :about 3 weeks after receiving the deposit or L/C. HOLLOW CONJUGATED POLYESTER STAPLE FIBER