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Helmet Buying Guide
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Not sure what sized bike is best?

Answer a few short questions and we'll make a recommendation on which size is best for you.

Met Idolo 2 Road Helmet Black Matt
40% Off Full Price

Met

Met Idolo 2 Road Helmet Black Matt

$65.00 Full price
$65.00
Club price
$109.95 Full price
Met Idolo 2 Road Helmet White Glossy
40% Off Full Price

Met

Met Idolo 2 Road Helmet White Glossy

$65.00 Full price
$65.00
Club price
$109.95 Full price
MET Idolo Road Helmet Black
40% Off Full Price

Met

MET Idolo Road Helmet Black

$65.00 Full price
$65.00
Club price
$109.95 Full price
100% Status Fullface Helmet Black
50% Off Full Price

100%

100% Status Fullface Helmet Black

$149.00 Full price
$149.00
Club price
$299.99 Full price
MET Idolo Helmet Titanium/Glossy
40% Off Full Price

Met

MET Idolo Helmet Titanium/Glossy

$65.00 Full price
$65.00
Club price
$109.95 Full price
FOX Proframe Fullface MIPS Helmet Matte Black 2023
MIPS

FOX

FOX Proframe Fullface MIPS Helmet Matte Black 2023

$359.00 Full price
$359.00
Club price
$399.99 Full price
MET Crossover Helmet Blue Black/Matt with LIGHT

Met

MET Crossover Helmet Blue Black/Matt with LIGHT

$89.00 Full price
$89.00
Club price
$99.00 Full price
Cinettica Kyklo Kids Helmet Pink
39% Off Full Price

Cinettica

Cinettica Kyklo Kids Helmet Pink

$30.00 Full price
$30.00
Club price
$49.99 Full price
Bell 4Forty MIPS Air MTB Helmet Black
50% Off Full Price

Bell

Bell 4Forty MIPS Air MTB Helmet Black

$124.00 Full price
$124.00
Club price
$249.99 Full price
Cinettica Kyklo Kids Helmet Blue
39% Off Full Price

Cinettica

Cinettica Kyklo Kids Helmet Blue

$30.00 Full price
$30.00
Club price
$49.99 Full price
Bell 4Forty MIPS Air MTB Helmet Black/Camo
50% Off Full Price

Bell

Bell 4Forty MIPS Air MTB Helmet Black/Camo

$124.00 Full price
$124.00
Club price
$249.99 Full price
FOX Proframe Full Face MTB Helmet Matt Black 2024
26% Off Full Price

FOX

FOX Proframe Full Face MTB Helmet Matt Black 2024

$329.00 Full price
$329.00
Club price
$449.99 Full price
Bell Full-10 Spherical MIPS Full Face MTB Helmet Fasthouse Happy Hour Grey/Black
$525 Off Full Price

Bell

Bell Full-10 Spherical MIPS Full Face MTB Helmet Fasthouse Happy Hour Grey/Black

$524.95 Full price
$524.95
Club price
$1,049.95 Full price
Bell 4Forty MIPS Air MTB Helmet White/Black
50% Off Full Price

Bell

Bell 4Forty MIPS Air MTB Helmet White/Black

$124.00 Full price
$124.00
Club price
$249.99 Full price
100% Altec Helmet Black
50% Off Full Price

100%

100% Altec Helmet Black

$134.00 Full price
$134.00
Club price
$269.99 Full price
Bell XR Spherical MIPS Road Helmet Blue
50% Off Full Price

Bell

Bell XR Spherical MIPS Road Helmet Blue

$189.95 Full price
$189.95
Club price
$379.95 Full price
Bell Full-10 Spherical MIPS Full Face MTB Helmet Arise Matte/Gloss Black
$525 Off Full Price

Bell

Bell Full-10 Spherical MIPS Full Face MTB Helmet Arise Matte/Gloss Black

$524.95 Full price
$524.95
Club price
$1,049.95 Full price
Bell XR Spherical MIPS Road Helmet Titanium
50% Off Full Price

Bell

Bell XR Spherical MIPS Road Helmet Titanium

$189.95 Full price
$189.95
Club price
$379.95 Full price
FOX Dropfrome Pro MTB Helmet AS Matte Black 2025
34% Off Full Price

FOX

FOX Dropfrome Pro MTB Helmet AS Matte Black 2025

$295.00 Full price
$295.00
Club price
$449.99 Full price
Lazer Strada Kineticore Road Helmet Matte Dark Grey/Flash Yellow
68% Off Full Price

Lazer

Lazer Strada Kineticore Road Helmet Matte Dark Grey/Flash Yellow

$54.00 Full price
$54.00
Club price
$169.99 Full price
Bell Full-10 Spherical MIPS Full Face MTB Helmet Matte Black
$525 Off Full Price

Bell

Bell Full-10 Spherical MIPS Full Face MTB Helmet Matte Black

$524.95 Full price
$524.95
Club price
$1,049.95 Full price
Cinettica Kyklo Kids Helmet Red
39% Off Full Price

Cinettica

Cinettica Kyklo Kids Helmet Red

$30.00 Full price
$30.00
Club price
$49.99 Full price
Bell Z20 Mips Helmet Mat/Gloss Black
59% Off Full Price

Bell

Bell Z20 Mips Helmet Mat/Gloss Black

$149.00 Full price
$149.00
Club price
$369.99 Full price
99 Bikes Rivet Kids Helmet Pink
53% Off Full Price

99 Bikes

99 Bikes Rivet Kids Helmet Pink

$28.00 Full price
$28.00
Club price
$59.99 Full price
Bell XR Spherical MIPS Road Helmet Black
50% Off Full Price

Bell

Bell XR Spherical MIPS Road Helmet Black

$189.95 Full price
$189.95
Club price
$379.95 Full price
Bell 4Forty MIPS Air MTB Helmet Grey/Red
50% Off Full Price

Bell

Bell 4Forty MIPS Air MTB Helmet Grey/Red

$124.00 Full price
$124.00
Club price
$249.99 Full price
MET Terranova MIPS Helmet Black/Matt Glossy
32% Off Full Price

Met

MET Terranova MIPS Helmet Black/Matt Glossy

$135.00 Full price
$135.00
Club price
$199.95 Full price
FOX Proframe Clyzo AS MTB Helmet Atomic Orange 2024
27% Off Full Price

FOX

FOX Proframe Clyzo AS MTB Helmet Atomic Orange 2024

$328.00 Full price
$328.00
Club price
$449.99 Full price
FOX Crossframe Pro MIPS Helmet Matt Black 2025
MIPS

FOX

FOX Crossframe Pro MIPS Helmet Matt Black 2025

$286.00 Full price
$286.00
Club price
$299.99 Full price
FOX Proframe Race Energy Youth MTB Helmet Black
28% Off Full Price

FOX

Fox Proframe Nace Energy Youth MIPS Fullface MTB Helmet Black

$285.00 Full price
$285.00
Club price
$399.99 Full price
Bell 4Forty Mips Helmet Mat/Gloss Black
42% Off Full Price

Bell

Bell 4Forty Mips Helmet Mat/Gloss Black

$115.00 Full price
$115.00
Club price
$199.99 Full price
MET Terranova MIPS MTB Helmet Off-White/Bronze
40% Off Full Price

Met

MET Terranova MIPS MTB Helmet Off-White/Bronze

$119.00 Full price
$119.00
Club price
$199.95 Full price
Bell Local Nitro Circus Helmet Navy/Silver
32% Off Full Price

Bell

Bell Local Nitro Circus Helmet Navy/Silver

$67.00 Full price
$67.00
Club price
$99.99 Full price
Bell Full-10 Spherical MIPS Full Face MTB Helmet Fasthouse Gloss White/Black
$525 Off Full Price

Bell

Bell Full-10 Spherical MIPS Full Face MTB Helmet Fasthouse Gloss White/Black

$524.95 Full price
$524.95
Club price
$1,049.95 Full price
MET Vinci MIPS Helmet Red
37% Off Full Price

Met

MET Vinci MIPS Helmet Red

$118.00 Full price
$118.00
Club price
$189.95 Full price
Bell Super 3R MIPS Full Face Helmet Gloss White/Black
35% Off Full Price

Bell

Bell Super 3R MIPS Full Face Helmet Gloss White/Black

$259.00 Full price
$259.00
Club price
$399.99 Full price

Find Your Size

Step 1: Measure your height

  • Take off your shoes
  • Stand with your back straight against a wall
  • Balance a book on your head to mark your height on the wall
  • Measure your height by the distance from the floor to the mark
cm

Find Your Size

Step 2: Adjust your inseam

  • Based on your height, we’ve calculated a starting point.
  • You can measure your inseam by tucking a book between your legs so there is pressure but it isn’t uncomfortable.
  • Inseam typically falls with 5cm of the average.
cm

Find Your Size

Your results

For the we suggest the following size.

More comfort More speed
Height: --
Inseam: --
Adjusted Height: --

Find Your Size

We have saved your measurements.

Recommended sizes will now be highlighted on the page.

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CLUB 99 MEMBERSHIP

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FREE SHIPPING OVER $99*

FREE SHIPPING OVER $99*

*Excluding bikes/bulky items

99 Bikes acknowledges the Traditional Custodians of the Land on which we live, work and ride, and pay respects to Elders past and present

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