... 15D 3.Cut lenght :64MM 4.Color :SD RW Hollow silicone fiber 1.Specification : PSF HCS, D7, 64mm, super white ... .8+,- 3Crimp rate %15+,-5Hollowness %32Tenacity cn/dtex3.28Stick fiber mg/100g <=250Miss cutlength mm/100g <=50Elongation %64.3 ... +,-5P.s: For this fiber, we have two grade: Reg AAA and Reg AA ... .Detail picture:3.Packing picture:4. Usage : Hollow silicone fiber