Anti-fog Visor Insert

Anti-fog Visor Insert


WeeTect Anti-fog Visor Insert (WAFVI) also names helmet visor film which is one of anti-fog inserts used for anti-fog visor. It is made from anti-fog film with circled back adhesive. WeeTect Anti-fog Visor Insert (WAFVI) is an excellent and cost competitive anti-fog solution for motorcycle visor anti-fog, football visor inserts and other helmet visors inserts. WeeTect is glad to custom the anti-fog visor inserts with your own design.

WeeTect Anti-fog Visor Insert (WAFVI) offer superior anti-fog performance to motorcycle helmet visor manufacturers, branding company, distributors, dealers and wholesalers. Compare with Pinlock anti-fog visor insert and fog city anti-fog visor insert, WeeTect Anti-fog Visor Insert (WAFVI) has comparable performance but much more competitive cost. Having a sustainable performance increases the longevity of the product and reduces significant costs; WeeTect Anti-fog Visor Insert (WAFVI) can be easily applied to all types of helmet visor inserts.


Note : WeeTect can customize any size and shape anti-fog visor insert for you



  • Universal version fits for most helmet visors
  • Better optical clarity with lower distortion
  • Better fog resistant feature
  • More abrasion resistant
  • Much more cost competitive
  • More custom flexible

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Technical Data of WeeTect Anti fog visor inserts

Item Property Test Method U/M Value
Optical Diopter ECE 22.05 D <0.125
Haze ASTM D 1003 % 0.37
Fog Free time ECE22.05/ECE324 s >22
Fog Free time Freezing Test s no fogging
Mechanical Hardness 1KG ISO 178 H 1
High velocity impact ANSI Z87.1 2010 ft/s >300
Cross-Cut tape test ISO 527 NA Pass
Elongation, yield  % 7 ISO 527 % 7
Elongation, break ISO 527 % 110 ISO 527 % 110
Tensile stress, yield ISO 527 Mpa 60
Tensile modulus  MPa ISO 527 Mpa 2300
Flexural strength, yield ISO 178 Mpa 100
Flexural modulus ISO 178 MPa 2500 ISO 178 Mpa 2500
Izod notched impact, 20 °C ANSI Z87.1 2010 KJ/m² 65
Physical Gravity ISO 1183 g/cm³ 1.2
Water absorption, 24 hours ANSI Z87.1 2010 % 0.15
Thermal Mold shrinkage ISO 11359 % 0.5-0.7
Thermal expansion ISO 11357 1/ °C 7×10-5

Vicat Softening Temp.,

Rate B / 120(base sheet)

ASTM D5470 °C 150
HDT, 0.45 MPa ISO 11357 °C 138

Standard Size of WeeTect Anti Fog Visor Inserts

Thickness (mm) Width (mm) Length (mm) Remark
0.125 930 400,000 Optical Grade
0.15 930 350,000 Optical Grade
0.175 930 350,000 Optical Grade
0.25 930 300,000 Optical Grade
0.3 930 300,000 Optical Grade
0.5 930 160,000 Optical Grade
0.5 915 1,830 Optical Grade
0.6 915 1,830 Optical Grade
0.7 915 1,830 Optical Grade
0.8 915 1,830 Optical Grade
1 915 1,830 Optical Grade


WeeTect anti-fog visor insert is a small special soft anti-fog lens with glue around it which can be stuck on a motorcycle helmet visor to prevent foggy. They are normally stuck on the inner section of the helmet visors. These anti-fog visor inserts are available in a wide range of shapes and configurations.

Riders are under high risk to cause accidents in environments with high humidity and moisture with low temperature. In such environments, foggy is a major problem. WeeTect anti-fog visor inserts could solve this problem with the perfect fog resistant performance and effective cost.

2.What’s the differences of WeeTect Anti-fog Visor Inserts

There are quite a number of anti-fog visor inserts available in the market. However, it is important to note that WeeTect Anti-fog Visor Insert (WAFVI) has unique features. WeeTect has an universal design for our Anti-fog Visor Inserts with Anti-fog soft plastic and glue around the visor inserts. You need neither any pin to fix it nor any special tool to apply it on the surface of your motorcycle helmet visor. This makes it suitable for nearly all helmet visors or face shields such as motorcycle helmet visor, hockey visor, football visor, paintball mask, racing goggles, ski goggles, pilot visor, safety face shield, ballistic face shield and more.

In advance, based on our unique design, WeeTect Anti-fog Visor Insert also keeps the flexibility to custom your own size to fit for your helmet visors or face shields. You don’t need to pay a high tooling cost or any set up fee as you paid to your current suppliers. Most importantly, WeeTect Anti-fog Visor Inserts have almost a permanent fog resistant feature which will not reduce the anti-fog performance as anti-fog coating or anti-fog spray solutions. It is a perfect balance between cost effectiveness and high performance.

3.Installation and Maintenance of WeeTect Anti-fog Visor Inserts

WeeTect Anti-fog Visor Inserts have very simple installation and maintenance process based on the universal design.

A step-by-step installation process

This is a simple, but systematic process. Normally, this process involves 5 basic steps.

These include:
a.Evaluate the helmet and detach the visor
b.Put the visor on a clean and soft surface then clean the surface of the helmet visor
c.Pear off the protection film one the side with glue of WeeTect Anti-fog Visor Insert
d.Stretch the anti-fog visor insert on both ends with your two hands. Position the anti-fog visor insert in the middle of your helmet visor
e.Release the anti-fog visor insert slowly.

Use one of your hand withhold the anti-fog visor insert on the helmet visor and other hand to press the up side of the glue around the visor insert. Make sure every part has been stuck on the helmet visor. Pear off the up protection film

How to clean anti-fog inserts

a.Remove the face shield from the helmet.
b.Withhold your helmet visor on the table. Make sure the anti-fog visor insert is on the upside.
c.Use a soft fabric to wipe the dirty area of your anti-fog visor insert. Be careful, the visor insert surface is soft plastic.
d.Ensure the lens is clean. Assemble the visor back to your helmet. It will take less than 15 minutes.


a.Don’t use water to wash the anti-fog visor insert.
b.Don’t let any hard tools or objects scratch on the surface of anti-fog visor inserts.