Sea-island microfiber is finer than 1/1,000th of human hair. This microfiber is created by extracting polyester component in a sea-island type of staple fiber, consists of two different polymers, 70% of polyamide and 30% of polyester. This fiber material is used in the manufacture of Nonwoven Ultra Microfiber products.

Splittable microfiber is thinner than 1/100th of human hair, consists of 80% of polyester and 20% of polyamide component. With this splittable yarn, we can get microfiber products, being split into microsegments by weaving process due to its physical and chemical treatment.