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Triathlon

Road Bike Helmets

Triathlon Helmets

Triathlon Cycling Shoes

Triathlon & Time Trial Bikes

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

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 Clearance

Met

Met Idolo 2 Road Helmet White Glossy

$65.00 Full price
$65.00
Club price
$109.95 Full price
Giro Cielo MIPS Road Helmet White/Silver Fade 2025
43% Off Full Price MIPS

Giro

Giro Cielo MIPS Road Helmet White/Silver Fade 2025

$199.00 Full price
$199.00
Club price
$349.99 Full price
Giro Agilis MIPS Road Helmet Matt White
MIPS

Giro

Giro Agilis MIPS Road Helmet Matt White

$169.00 Full price
$169.00
Club price
$179.99 Full price
Shimano TR501 Triathlon Shoes White
33% Off Full Price Clearance

Shimano

Shimano TR501 Triathlon Shoes White

$139.00 Full price
$139.00
Club price
$209.99 Full price
MET Manta MIPS Helmet Black
31% Off Full Price MIPS

Met

MET Manta MIPS Helmet Black

$275.00 Full price
$275.00
Club price
$399.95 Full price
Giro Isode II MIPS Road Helmet Matte White UNI 2025
MIPS

Giro

Giro Isode II MIPS Road Helmet Matte White UNI 2025

$129.00 Full price
$129.00
Club price
$139.99 Full price
Giro Agilis MIPS Road Helmet Matt Black
17% Off Full Price MIPS

Giro

Giro Agilis MIPS Road Helmet Matt Black

$149.00 Full price
$149.00
Club price
$179.99 Full price
Giro Isode II MIPS Road Helmet Matte Black 2025
MIPS

Giro

Giro Isode II MIPS Road Helmet Matte Black 2025

$129.00 Full price
$129.00
Club price
$139.99 Full price
MET Idolo Road Helmet Black
40% Off Full Price Clearance

Met

MET Idolo Road Helmet Black

$65.00 Full price
$65.00
Club price
$109.95 Full price
MET Vinci MIPS Helmet White (2022)
22% Off Full Price Clearance

Met

MET Vinci MIPS Helmet White

$139.00 Full price
$139.00
Club price
$179.95 Full price
MET Rivale II MIPS Helmet Black
26% Off Full Price MIPS

Met

MET Rivale II MIPS Helmet Black

$199.00 Full price
$199.00
Club price
$269.95 Full price
Giro Cielo MIPS Road Helmet Black 2025
43% Off Full Price

Giro

Giro Cielo MIPS Road Helmet Black 2025

$199.00 Full price
$199.00
Club price
$349.99 Full price
Giro Agilis MIPS Road Helmet Matte Black 2025
17% Off Full Price MIPS

Giro

Giro Agilis MIPS Road Helmet Matte Black 2025

$149.00 Full price
$149.00
Club price
$179.99 Full price
MET Rivale II MIPS Helmet White
15% Off Full Price MIPS

Met

MET Rivale II MIPS Helmet White

$229.00 Full price
$229.00
Club price
$269.95 Full price
Profile Design Sonic/Ergo/39a Aerobar

Profile Design

Profile Design Sonic/Ergo/39a Aerobar

$269.00 Full price
$269.00
Club price
$275.00 Full price
MET Trenta MIPS Helmet White
17% Off Full Price

Met

MET Trenta MIPS Helmet White

$329.00 Full price
$329.00
Club price
$399.95 Full price
MET Manta MIPS Helmet White
MIPS

Met

MET Manta MIPS Helmet White

$380.00 Full price
$380.00
Club price
$399.95 Full price
MET Codatronca Triathlon Helmet White/Silver

Met

MET Codatronca Triathlon Helmet White/Silver

$450.00 Full price
$450.00
Club price
$499.95 Full price
Profile Design Legacy II Aero Bars

Profile Design

Profile Design Legacy II Aero Bars

$129.00 Full price
$129.00
Club price
$134.99 Full price
MET Vinci MIPS Helmet Black (2022)
28% Off Full Price Clearance

Met

MET Vinci MIPS Helmet Black

$129.00 Full price
$129.00
Club price
$179.95 Full price
Giro Isode II MIPS Road Helmet Matte Stone UNI 2025
MIPS

Giro

Giro Isode II MIPS Road Helmet Matte Stone UNI 2025

$129.00 Full price
$129.00
Club price
$139.99 Full price
MET Rivale MIPS Road Helmet Absolute White Limited Edition
15% Off Full Price MIPS

Met

MET Rivale MIPS Road Helmet Absolute White Limited Edition

$229.00 Full price
$229.00
Club price
$269.95 Full price
Giro Isode II MIPS Road Helmet Dark Sage UNI 2025
MIPS

Giro

Giro Isode II MIPS Road Helmet Dark Sage UNI 2025

$129.00 Full price
$129.00
Club price
$139.99 Full price
Met Idolo Road Helmet Blue Metallic UNI

Met

Met Idolo Road Helmet Blue Metallic UNI

$98.00 Full price
$98.00
Club price
$109.95 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
Bikecorp 43ASC Aerobar Extensions Carbon 43° 340mm
40% Off Full Price Clearance

Bikecorp

Bikecorp 43ASC Aerobar Extensions Carbon 43° 340mm

$299.00 Full price
$299.00
Club price
$499.00 Full price
Bell XR Spherical MIPS Road Helmet White/Black
50% Off Full Price Clearance

Bell

Bell XR Spherical MIPS Road Helmet White/Black

$189.95 Full price
$189.95
Club price
$379.95 Full price
Met Rivale II MIPS Road Helmet Navy Silver
15% Off Full Price MIPS

Met

Met Rivale II MIPS Road Helmet Navy Silver

$229.00 Full price
$229.00
Club price
$269.95 Full price
Northwave Tribute Triathlon Shoes White/Black
21% Off Full Price Clearance

Northwave

Northwave Tribute Triathlon Shoes White/Black

$189.00 Full price
$189.00
Club price
$239.95 Full price
Giro Isode II MIPS Road Helmet Yellow UNI 2025
MIPS

Giro

Giro Isode II MIPS Road Helmet Yellow UNI 2025

$129.00 Full price
$129.00
Club price
$139.99 Full price
MET Trenta MIPS Helmet Black/Matt Glossy
21% Off Full Price

Met

MET Trenta MIPS Helmet Black/Matt Glossy

$315.00 Full price
$315.00
Club price
$399.95 Full price
Giro Aether Spherical Helmet Small Red/Dark Red
55% Off Full Price Clearance

Giro

Giro Aether Spherical Helmet Small Red/Dark Red

$222.00 Full price
$222.00
Club price
$499.99 Full price
Bell Z20 Mips Helmet Mat Orange/Black Ghost
68% Off Full Price Clearance

Bell

Bell Z20 Mips Helmet Mat Orange/Black Ghost

$117.00 Full price
$117.00
Club price
$369.95 Full price
MET Drone Wide Body II Aero Road Helmet White Metallic/Glossy

Met

MET Drone Wide Body II Aero Road Helmet White Metallic/Glossy

$659.00 Full price
$659.00
Club price
$669.95 Full price
Fizik Vento Omna Road Bike Shoes White/Black
9% Off Full Price

Fizik

Fizik Vento Omna Road Bike Shoes White/Black

$225.00 Full price
$225.00
Club price
$249.95 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
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Inseam: --
Adjusted Height: --

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Recommended sizes will now be highlighted on the page.

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CLUB 99 MEMBERSHIP

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FREE SHIPPING OVER $149*

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*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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