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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.

Giro Coalition Spherical Full Face Helmet Matte Black

21% Off Full Price

Giro

Giro Coalition Spherical Full Face Helmet Matte Black

$449.00 Full price

$449.00

Club price

$569.00 Full price

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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

Your height:

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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.

Your inseam:

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Your results

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99 Bikes stocks everything you or your bike could need for your next ride! From a wide range of all styles of bikes, mountain bikes, road bikes, electric bikes, kids bikes and more, to some of the best apparel and helmets on the market, along with a wide range of quality bike parts and bike care products, through to all the extra accessories to make your adventures easy, from mudguards, lights, pumps and water bottles, to baskets and bags, plus more! The possibilities with 99 Bikes are endless. Shop in store or online with 99 Bikes today to find some of New Zealand's finest biking products at New Zealand's best prices. Club members save on all products!

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Giro Coalition Spherical Full Face Helmet Matte Black