The new fiber “NEORON” was invented exclusively for Nefful. Both NEFFUL and TEIKEN have put forth full devotion towards the innovation of NEORON’s research and development. All our efforts have been focused on implementing NEORON into production. The new technology and research invested has suggested that NEORON creates better material blends for better products! NEORON is made from most of the same materials as Teviron and retains all of its features. 

What is Neoron?

  • The new fiber “NEORON” was invented exclusively for Nefful by Teiken Limited.
  • NEORON trademark is made exclusively for Nefful.
  • The name NEORON comes from NE which stands for Nefful and NEO meaning new, as Neoron is the newest creation of fiber.
  • NEORON retains all the same features as Teviron – which are Excellent Heat Insulation, Superior Moisture Permeability, Ultra-Strong Negative Static Electricity & Negative Ions and Outstanding Flame Retardancy.

Neoron’s brand new innovation also comes with a new logo, resealable packaging and product coding. The new logo resembles the wind which is symbolic to the comfortability of all Neoron products. The new packaging comes in a resealable uniform design along with English and Chinese instructions. The new product coding for Neoron is a simplistic code, consisting of the following categories:

AS | Accessories

BI | Bedding Items

LS | Legwear and Socks

UW | Underwear

SG | Support Goods


Neoron is a fiber with low heat conductivity. It has excellent heat insulation capabilities to prevent loss of body heat for consistent temperature.

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When water is trapped in fiber, evaporation of water from the body will disperse heat energy, resulting in lowering of body heat. Neoron fiber does not absorb water and dries quickly even when soaked in sweat, thus keeping skin dry and comfortable.

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Neoron fiber will generate negative static electricity and negative ions through friction by rubbing against the skin or other fiber materials.

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Neoron is a retardant material that is able to contain the spread of fire flames. The Neoron blanket is recognized as a fire prevention product by Japan Fire Retardant Association.

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