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

Lazer Maze Jr Kineticore Kids Helmet 50-56cm Gofluo Pink Reflective

Lazer

Lazer Maze Jr Kineticore Kids Helmet 50-56cm Gofluo Pink Reflective

Regular price $75.00 Full price
Sale price $75.00
Club price
Regular price $79.99 Full price
Lazer Maze Kineticore BMX Helmet Galaxy 50-56cm

Lazer

Lazer Maze Kineticore BMX Helmet Galaxy 50-56cm

Regular price $75.00 Full price
Sale price $75.00
Club price
Regular price $79.99 Full price
Giro Quarter FS Adult MTB Helmet Matte Chalk
20% Off Full Price

Giro

Giro Quarter FS Adult MTB Helmet Matte Chalk

Regular price $79.00 Full price
Sale price $79.00
Club price
Size
Translation missing: en.products.product.variant_options
Lazer Maze Jr Kineticore Kids Helmet 50-56cm Gofluo Green Reflective

Lazer

Lazer Maze Jr Kineticore Kids Helmet 50-56cm Gofluo Green Reflective

Regular price $75.00 Full price
Sale price $75.00
Club price
Regular price $79.99 Full price
Raven BMX Helmet Satin Teal
16% Off Full Price

Raven

Raven BMX Helmet Satin Teal

Regular price $58.99 Full price
Sale price $58.99
Club price
Regular price $69.99 Full price
Size
Translation missing: en.products.product.variant_options
Lazer Maze Kineticore Helmet Blue

Lazer

Lazer Maze Kineticore Helmet Blue

Regular price $75.00 Full price
Sale price $75.00
Club price
Regular price $79.99 Full price
Lazer Maze Kineticore BMX Helmet Green UNI

Lazer

Lazer Maze Kineticore BMX Helmet Green UNI

Regular price $75.00 Full price
Sale price $75.00
Club price
Regular price $79.99 Full price
Lazer Maze Jr Kineticore BMX Helmet Red UNI

Lazer

Lazer Maze Jr Kineticore BMX Helmet Red UNI

Regular price $75.00 Full price
Sale price $75.00
Club price
Regular price $79.99 Full price
Giro Quarter FS Adult MTB Helmet Matte Black

Giro

Giro Quarter FS Adult MTB Helmet Matte Black

Regular price $89.00 Full price
Sale price $89.00
Club price
Size
Translation missing: en.products.product.variant_options
Lazer Maze Jr Kineticore BMX Helmet Lime UNI

Lazer

Lazer Maze Jr Kineticore BMX Helmet Lime UNI

Regular price $75.00 Full price
Sale price $75.00
Club price
Regular price $79.99 Full price
Lazer Maze Jr Kineticore BMX Helmet Black UNI

Lazer

Lazer Maze Jr Kineticore BMX Helmet Black UNI

Regular price $75.00 Full price
Sale price $75.00
Club price
Regular price $79.99 Full price
Bell Helmet Local Matt Black

Bell

Bell Helmet Local Matt Black

Regular price $132.00 Full price
Sale price $132.00
Club price
Regular price $139.99 Full price
Size
Translation missing: en.products.product.variant_options
Bell Helmet Local Gloss White

Bell

Bell Helmet Local Gloss White

Regular price $132.00 Full price
Sale price $132.00
Club price
Regular price $139.99 Full price
Size
Translation missing: en.products.product.variant_options
Giro Quarter FS BMX/Skate Helmet Matte Black

Giro

Giro Quarter FS BMX/Skate Helmet Matte Black

Regular price $105.00 Full price
Sale price $105.00
Club price
Regular price $109.00 Full price
Size
Translation missing: en.products.product.variant_options
Giro Hoxton MIPS BMX Helmet Matte Black
NEW

Giro

Giro Hoxton MIPS BMX Helmet Matte Black

Regular price $193.00 Full price
Sale price $193.00
Club price
Regular price $198.99 Full price
Size
Translation missing: en.products.product.variant_options

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

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99 Bikes have an awesome range of BMX, skate, scooter and bike helmets from all the coolest brands. BMX & skate helmets are generally designed with two things in mind; safety and style. These type of helmets generally aren’t as aerodynamically designed as other helmets, but what they lack in aero efficiency, the make up with good looks at the skatepark. Shop the best range of BMX & skate helmets from quality brands. 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.