Klim F5 Demolish Helmet :: MotorcycleGear.com

Klim F5 Demolish Helmet

The Klim F5 is the ultimate all-day off-road helmet, designed 100% from the ground up with Klim’s legendary rugged quality and careful attention to years of rider feedback. Meticulous test data and cutting-edge construction technologies come together to make the revolutionary F5 one of the lightest weight and most comfortable dirt bike helmets on the market. Combining extremely low weight, intuitive venting and next-generation safety features, Klim has engineered the F5 to provide the best possible riding experience in the most demanding environments, all day.

Note:This is an ECE rated helmet. The F5 is not DOT approved.


  • Full Klim Karbon fiber shell
  • One of the lightest helmets in the industry
  • Extra large eye port for maximum field of vision
  • Dual density EPS
  • Wind tunnel tested
  • Fid-lock strap closure

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Sizing Information

Below is a size chart provided by Klim for this product.

If you have questions about how this helmet might fit as compared to other helmets in your closet, please visit this FAQ for some advice.

Helmet Size Head Measurement cm Head Measurement Inches
Small 54 to 55 21 1/4 to 21 5/8
Medium 56 to 57 22 to 22 1/2
Large 58 to 59 22 7/8 to 23 1/4
XL 60 to 61 23 5/8 to 24
XXL 62 to 63 24 3/8 to 24 3/4
XXXL 64 to 65 25 1/4 to 25 5/8

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