Here is the difference of 3D mink eyelash, 3D faux mink eyelash, 3D Silk eyelash 

Material difference 

3d mink eyelash: real mink fur

3d faux mink lashes: China Synthetic PBT fiber  and Synthetic PBT fiber 0.07 mm Thickness 

3D Silk lashes:  :Only Synthetic PBT 0.10mm fiber

Our 3d mink eyelash material is Siberian mink hair, 3d faux mink lash material is PBT fiber,3d eyelash material is Synthetic PBT fiber