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Met Crackerjack Kids Helmet 52-57cm Black
41% Off Full Price

Met

Met Crackerjack Kids Helmet 52-57cm Black

$89.00 Full price
$89.00
Club price
$149.95 Full price
Met Hooray MIPS Kids Helmet Blue Zebra
42% Off Full Price MIPS

Met

Met Hooray MIPS Kids Helmet Blue Zebra

$99.00 Full price
$99.00
Club price
$169.95 Full price
MET Hooray Kids Helmet Green Forest XS 52-55cm
41% Off Full Price

Met

MET Hooray Kids Helmet Green Forest XS 46-52cm

$77.00 Full price
$77.00
Club price
$129.95 Full price
Met Crackerjack Kids Helmet 52-57cm Green/Matt
41% Off Full Price

Met

Met Crackerjack Kids Helmet 52-57cm Green/Matt

$89.00 Full price
$89.00
Club price
$149.95 Full price
Giro Source MIPS Helmet Matt Black Fade
50% Off Full Price

Giro

Giro Source MIPS Helmet Matt Black Fade

$119.00 Full price
$119.00
Club price
Fox Speedframe MIPS Helmet Black
35% Off Full Price MIPS

FOX

Fox Speedframe MIPS Helmet Black

$129.00 Full price
$129.00
Club price
$199.99 Full price
Giro Fixture Youth MIPS II MTB Helmet Matte Aqua Green/Blue Jewel Fade UNI Youth 50-57cm
23% Off Full Price

Giro

Giro Fixture Youth MIPS II MTB Helmet Matte Aqua Green/Blue Jewel Fade UNI Youth 50-57cm

$115.00 Full price
$115.00
Club price
$149.99 Full price
Met Echo Mips MTB Helmet Titanium Metallic
42% Off Full Price MIPS

Met

Met Echo Mips MTB Helmet Titanium Metallic

$99.00 Full price
$99.00
Club price
$169.99 Full price
Met Echo Mips MTB Helmet Midnight
42% Off Full Price MIPS

Met

Met Echo Mips MTB Helmet Midnight

$99.00 Full price
$99.00
Club price
$169.99 Full price
Lazer Lupo Kineticore MTB Helmet Matte White/Stone
35% Off Full Price

Lazer

Lazer Lupo Kineticore MTB Helmet Matte White/Stone

$97.00 Full price
$97.00
Club price
$149.99 Full price
Giro Scamp II Kids Helmet Matte Blue Jewel
20% Off Full Price

Giro

Giro Scamp II Kids Helmet Matte Blue Jewel

$79.00 Full price
$79.00
Club price
$99.00 Full price
Raskullz T-Rex Awesome Child Green Helmet
18% Off Full Price

C-Preme

Raskullz T-Rex Awesome Child Green Helmet

$65.00 Full price
$65.00
Club price
$79.00 Full price
Bell Lil Ripper Kids Helmet Light Green Giselle
54% Off Full Price Clearance

Bell

Bell Lil Ripper Kids Helmet Light Green Giselle

$39.00 Full price
$39.00
Club price
$84.95 Full price
Lazer Lupo Kineticore MTB Helmet Matte Black UNI 55-61cm
35% Off Full Price

Lazer

Lazer Lupo Kineticore MTB Helmet Matte Black UNI 55-61cm

$97.00 Full price
$97.00
Club price
$149.99 Full price
Giro Scamp II Kids Helmet Matte Purple Lava SM 49-53cm
20% Off Full Price

Giro

Giro Scamp II Kids Helmet Matte Purple Lava SM 49-53cm

$79.00 Full price
$79.00
Club price
$99.00 Full price
Giro Fixture Youth MIPS II MTB Helmet Matte Black/Vivid Green UNI Youth 50-57cm
23% Off Full Price

Giro

Giro Fixture Youth MIPS II MTB Helmet Matte Black/Vivid Green UNI Youth 50-57cm

$115.00 Full price
$115.00
Club price
$149.99 Full price
Lazer Lupo Kineticore MTB Helmet Matte Mint UNI
35% Off Full Price

Lazer

Lazer Lupo Kineticore MTB Helmet Matte Mint UNI

$97.00 Full price
$97.00
Club price
$149.99 Full price
Giro Scamp II Kids Helmet Matte Pink/Green Fade SM 49-53cm
20% Off Full Price

Giro

Giro Scamp II Kids Helmet Matte Pink/Green Fade SM 49-53cm

$79.00 Full price
$79.00
Club price
$99.00 Full price
Giro Scamp II Kids Helmet Matte Blue/Rainbows
20% Off Full Price

Giro

Giro Scamp II Kids Helmet Matte Blue/Rainbows

$79.00 Full price
$79.00
Club price
$99.00 Full price
Krash Street Writer Youth Black/Neon Helmet
18% Off Full Price

C-Preme

Krash Street Writer Youth Black/Neon Helmet

$65.00 Full price
$65.00
Club price
$79.00 Full price
Giro Scamp II Kids Helmet Matte Pink Animals XS
20% Off Full Price

Giro

Giro Scamp II Kids Helmet Matte Pink Animals

$79.00 Full price
$79.00
Club price
$99.99 Full price
Met Rivale MIPS Helmet Black
31% Off Full Price Clearance

Met

Met Rivale MIPS Helmet Black

$189.00 Full price
$189.00
Club price
$274.99 Full price
Raskullz Shark Attack Child Black/Blue Helmet
18% Off Full Price

C-Preme

Raskullz Shark Attack Child Black/Blue Helmet

$65.00 Full price
$65.00
Club price
$79.00 Full price
Helmet Giro Scamp II Kids Helmet Matte Blue/Green Towers
20% Off Full Price

Giro

Helmet Giro Scamp II Kids Helmet Matte Blue/Green Towers

$79.00 Full price
$79.00
Club price
$99.99 Full price
Giro Scamp II Kids Helmet Matte Pink/Green Fade XS 45-49cm
20% Off Full Price

Giro

Giro Scamp II Kids Helmet Matte Pink/Green Fade XS 45-49cm

$79.00 Full price
$79.00
Club price
$99.00 Full price
Hornit Polka Dot Kids Helmet
30% Off Full Price

Hornit

Hornit Polka Dot Kids Helmet

$49.00 Full price
$49.00
Club price
$69.99 Full price
Giro Scamp II Kids Helmet Matte Red Animals XS
20% Off Full Price

Giro

Giro Scamp II Kids Helmet Matte Red Animals XS

$79.00 Full price
$79.00
Club price
Raskullz Astro Cat Toddler Pink Helmet
18% Off Full Price

C-Preme

Raskullz Astro Cat Toddler Pink Helmet

$65.00 Full price
$65.00
Club price
$79.00 Full price
Raskullz Lil Unicorn Infant Pink Helmet
18% Off Full Price

C-Preme

Raskullz Lil Unicorn Infant Pink Helmet

$65.00 Full price
$65.00
Club price
$79.00 Full price
Giro Fixture MIPS Youth Helmet Green Rush UNI 50-57cm
23% Off Full Price

Giro

Giro Fixture MIPS Youth Helmet Green Rush UNI 50-57cm

$115.00 Full price
$115.00
Club price
$149.99 Full price
Raskullz Lil Shark Infant Blue Helmet
18% Off Full Price

C-Preme

Raskullz Lil Shark Infant Blue Helmet

$65.00 Full price
$65.00
Club price
$79.00 Full price
Met Terranova MIPS Trail/E-Bike Helmet Black
40% Off Full Price Clearance

Met

Met Terranova MIPS Trail/E-Bike Helmet Black

$139.00 Full price
$139.00
Club price
$229.95 Full price
FOX Mainframe TRVRS MIPS MTB Helmet Red
36% Off Full Price

FOX

FOX Mainframe TRVRS MIPS MTB Helmet Red

$116.00 Full price
$116.00
Club price
$179.99 Full price
Lazer Finch Kineticore Youth/Adult XS MTB Helmet Matte Purple
35% Off Full Price

Lazer

Lazer Finch Kineticore Youth/Adult XS MTB Helmet Matte Purple

$85.00 Full price
$85.00
Club price
$129.99 Full price
Lazer Finch Kineticore Youth/Adult XS MTB Helmet Matte Teal
35% Off Full Price

Lazer

Lazer Finch Kineticore Youth/Adult XS MTB Helmet Matte Teal

$85.00 Full price
$85.00
Club price
$129.99 Full price
Lazer Finch Kineticore Youth/Adult XS MTB Helmet Matte Black
35% Off Full Price

Lazer

Lazer Finch Kineticore Youth/Adult XS MTB Helmet Matte Black

$85.00 Full price
$85.00
Club price
$129.99 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.

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Adjusted Height: --

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99 Bikes have a massive range of quality bike helmets for all ages, including men’s, women’s, kids bike helmets available in store and online! In New Zealand every cyclist is required to wear bike helmets by law. Beyond providing safety, your helmet should also be comfortable and suitable for the style of riding you’ll be doing. Shop the best range of road helmets, mountain bike helmets, full face helmets, BMX helmets, kids helmets, and more. You can be sure you're buying the best helmet at the best price with our Best Price Guarantee. Shop online with click & collect and delivery, and in store at your local 99 Bikes in Auckland, Christchurch & Wellington.
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5% BEST PRICE GUARANTEE

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