... or request, welcome to connect with us.Bosilun (PA-B composite fibre) was developed in 2001 and it is a kind of ... the surface will separate out lots of pores, and this is very similar to the scaly surface of wool fiber, it also has the function of ... environmental standards.6, The material of the Bosilun does not contain substance which is harmful to the skin.7, The function of the Bosilun is between ...