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Kids Helmets

Kids Bikes

Kids & Trick Scooters

Kids Accessories

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

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
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
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
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
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
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
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
Lazer Nutz 2.0 Kineticore Kids Helmet Sparkle/Unicorns 50-56cm
26% Off Full Price

Lazer

Lazer Nutz 2.0 Kineticore Kids Helmet Sparkle/Unicorns 50-56cm

$59.00 Full price
$59.00
Club price
$79.99 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
MET Hooray Kids Helmet Pink Hearts XS 52-55cm
41% Off Full Price

Met

MET Hooray Kids Helmet Pink Hearts XS 46-52cm

$77.00 Full price
$77.00
Club price
$129.95 Full price
Lazer Pnut Kineticore Toddler Helmet Rockets
26% Off Full Price

Lazer

Lazer Pnut Kineticore Toddler Helmet Rockets

$59.00 Full price
$59.00
Club price
$79.99 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
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
Bell Crest Jr Youth Helmet Matte Blue Uni (50-57 cm)
17% Off Full Price

Bell

Bell Crest Jr Youth Helmet Matte Blue Uni (50-57 cm)

$63.00 Full price
$63.00
Club price
$75.99 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
MET Hooray Kids Helmet Black Flames XS 52-55cm
41% Off Full Price

Met

MET Hooray Kids Helmet Black Flames XS 46-52cm

$77.00 Full price
$77.00
Club price
$129.95 Full price
Bell Crest JR Universal Youth Helmet Matt Grey
17% Off Full Price

Bell

Bell Crest JR Universal Youth Helmet Matt Grey

$63.00 Full price
$63.00
Club price
$75.99 Full price
Met Crackerjack Kids Helmet 52-57cm Petrol/Matt
41% Off Full Price

Met

Met Crackerjack Kids Helmet 52-57cm Petrol/Matt

$89.00 Full price
$89.00
Club price
$149.95 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
Lazer Nutz 2.0 Kineticore Kids Helmet UNI 50-56cm Space
26% Off Full Price

Lazer

Lazer Nutz 2.0 Kineticore Kids Helmet UNI 50-56cm Space

$59.00 Full price
$59.00
Club price
$79.99 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
Bell Crest JR Universal Youth Helmet Matt Crimson
17% Off Full Price

Bell

Bell Crest JR Universal Youth Helmet Matt Crimson

$63.00 Full price
$63.00
Club price
$75.99 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
Cinettica Kyklo Kids Helmet Blue
29% Off Full Price

Cinettica

Cinettica Kyklo Kids Helmet Blue

$39.00 Full price
$39.00
Club price
$55.00 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
Cinettica Kyklo Kids Helmet Pink
29% Off Full Price

Cinettica

Cinettica Kyklo Kids Helmet Pink

$39.00 Full price
$39.00
Club price
$55.00 Full price
Lazer Pnut Kineticore Toddler Helmet 46-52cm Shark
26% Off Full Price

Lazer

Lazer Pnut Kineticore Toddler Helmet 46-52cm Shark

$59.00 Full price
$59.00
Club price
$79.99 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
Raskullz Skull Hawk Child Black/Red Helmet

C-Preme

Raskullz Skull Hawk Child Black/Red Helmet

$69.00 Full price
$69.00
Club price
$79.00 Full price
Raskullz Super Rainbow Unicorn Child Pink Helmet

C-Preme

Raskullz Super Rainbow Unicorn Child Pink Helmet

$69.00 Full price
$69.00
Club price
$79.00 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: --

Find Your Size

We have saved your measurements.

Recommended sizes will now be highlighted on the page.

99 Bikes have a wide of kids bike helmets for all children including babies, toddlers, and youth. Shop a wide range of kids helmets including boys helmets and girls helmets in various styles like kids BMX helmets. Our great range of kids helmets bring both safety and fun designs together. When buying a baby or kids bike helmet, the same guidelines apply as if you were buying a bike helmet for yourself - it needs to be comfortable, durable and the correct size. You should also ensure that you choose a helmet colour and design that your child will love to ensure that they’ll want to wear it every time they jump on their bike. 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.
5% BEST PRICE GUARANTEE

5% BEST PRICE GUARANTEE

We beat any price by 5%
CLICK AND COLLECT

CLICK AND COLLECT

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CLUB 99 MEMBERSHIP

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FREE SHIPPING OVER $149*

FREE SHIPPING OVER $149*

*Excluding bikes/bulky items