Helmet Size Guides

Getting the right sized helmet is crucial!

Don't gamble with your safety.

Measure around your head

If you haven't got a flexible measuring tape use a piece of string or shoelace! You want to make sure this measurement is as accurate as possible.

100% Status

Adult Size: Inches, Centimeters
XS: 20 7/8 – 21 1/4in, 53 – 54cm
SM: 21 5/8 – 22in, 55 – 56cm
MD: 22 1/2 – 22 7/8in, 57 – 58cm
LG: 23 1/4 – 23 5/8in, 59 – 60cm
XL: 24 – 24 3/8in, 61 – 62cm
XXL: 24 3/4 – 25 1/4in, 63 – 64cm


Youth Size: Inches, Centimeters
SM: 18 1/2 – 18 7/8in, 47 – 48cm
MD: 19 1/4 – 19 5/8in, 49 – 50cm
LG: 20 1/8 – 20 1/2in, 51 – 52cm

Bell Sanction

SIZE: CM, IN
XS: 48-51cm, 18 7/8" – 20 1/8"
S: 52-54cm, 20 1/2" – 21 1/4"
M: 55-57cm, 21 5/8" – 22 1/2"
L: 58-60cm, 23 1/4" – 24 5/8"

Bell Sanction V2

SIZE: CM, IN
XXS: 48-51cm, 19" – 20 1/8"
XS/S: 51-55cm, 20 1/8" – 21 5/8"
M: 55-57cm, 21 5/8" – 22 1/2"
L: 57-59cm, 22 1/2" – 23 1/4"
XL: 59-61cm, 23 1/4" – 24"

Kenny Downhill

XXS: 51-52cm

XS: 53-54cm

S: 55-56cm

M: 57-58cm

L: 59-60cm

XL: 61-62cm

XXL: 63-64cm

TLD

Troy Lee Designs

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The POC Crane MIPS Helmet in Matte White features multiple ventilation holes, black adjustable straps, a dual-density liner for protection, and a yellow MIPS safety label on the lower back for rotational impact safety. The POC Crane MIPS Helmet in Matte White, shown from the front, features multiple ventilation holes, an adjustable chin strap, and a dual-density liner for improved protection against rotational impacts.
POC Crane MIPS Helmet / Matte White

$129.99 AUD

 From

$189.99 AUD
This Goodstock Certified Helmet / Matte Gunmetal/Bandana features a matte gray finish, adjustable black straps, and cushioning inside. With CoolMax liner tech for comfort, it provides high and low impact protection. Ventilation holes at the top and sides ensure you stay cool during your ride. Gray Goodstock Certified Helmet / Matte Gunmetal/Bandana with an intricate black and white interior design and a chin strap, featuring a label with specifications. This certified skate/bike helmet offers high and low impact protection, along with CoolMax liner tech for added comfort.
Goodstock Certified Helmet / Matte Gunmetal/Bandana
From

$89.99 AUD
A pink and purple gradient S-One Helmet Lifer Cotton Candy with a white "S1" logo, featuring air vents and an adjustable black chin strap. This multi-impact helmet combines style and safety for any skateboarding adventure. A detailed infographic on the S-One Helmet Lifer Cotton Candy, outlining its EPS Fusion Foam and sizing options. It includes helmet size measurements, sweat-absorbing liner features, and standards certifications for this high-impact helmet.
S-One Helmet Lifer Cotton Candy
From

$139.99 AUD
A blue multi-impact S-One Helmet Mini Lifer Lagoon Gloss with the word "S1" on it. A blue S-One Helmet Mini Lifer Lagoon Gloss with the word slone on it.
S-One Helmet Mini Lifer Lagoon Gloss
From

$99.99 AUD
The S-One Helmet Lifer Black Matte/Yellow Straps features a yellow "S1" logo, yellow adjustable chin strap, ventilation holes, and multi-impact protection for reliable skate safety. Diagram showing S-One Helmet Lifer Black Matte/Yellow Straps features, sizing chart, measurement tips, and how its EPS Fusion Foam liner offers multi-impact protection and sweat absorption for your perfect skate helmet fit.
S-One Helmet Lifer Black Matte/Yellow Straps
From

$109.99 AUD
The TSG Dawn Full Cut Helmet in mustard features hardshell construction, black padding, ventilation holes, ear coverage, and an adjustable chin strap, shown on a white background. The TSG Dawn Full Cut Helmet in mustard, shown from the side against a white background, features hardshell construction, ventilation slots, and an adjustable chin strap.
TSG Dawn Full Cut Helmet / Mustard
From

$99.99 AUD
S-One Helmet Mini Lifer Leopard Print, featuring certified multiple impact protection and an adjustable chin strap. Graphic representation of a certified multiple impact S-One Helmet Mini Lifer Leopard Print features and sizing chart.
S-One Helmet Mini Lifer Leopard Print
From

$109.99 AUD
A black S-One Helmets Star Liner fan-shaped pad. A set of four S-One Helmets Star Liner black foam pads with different sizes, compatible with helmets.
S-One Helmets Star Liner
$5.99 AUD
The TLD D4 AS Carbon W/MIPS Helmet Black / Silver, featuring MIPS Brain Protection System, is shown on a white background. A man is sitting on the ground with a TLD D4 AS Carbon W/MIPS helmet and a bike in front of him.
TLD D4 AS Carbon W/MIPS Helmet Black / Silver
From

$1,099.99 AUD
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Protec X Cult BMX Fullcut Helmet / Black / XL
Protec X Cult BMX Fullcut Helmet / Black
From

$149.99 AUD
TSG Meta Helmet Satin Black with lightweight in-mold construction, ventilation holes, adjustable straps, buckle, and Dial Fit System, displayed on a plain white background. The TSG Meta Helmet Satin Black features ventilation holes, lightweight in-mold construction, and an adjustable chin strap, shown from the left side.
TSG Meta Helmet Satin Black
From

$129.99 AUD
A certified skate/bike helmet, the Goodstock Certified Helmet / Matte Off-White boasts high impact protection with black adjustable straps and ventilation holes for a comfortable fit, ensuring safety while skating or cycling. A Goodstock Certified Helmet / Matte Off-White with multiple ventilation holes, an EPS foam for added safety, a CoolMax liner for moisture control, and a black strap labeled "Globe.
Goodstock Certified Helmet / Matte Off-White
From

$89.99 AUD
The yellow glittery S-One Helmet Lifer Gold Glitter features black straps, ventilation holes, and an "S1" logo. This multi-impact helmet includes an adjustable chin strap for added security. A gold-colored skate helmet with black straps, featuring the "S1" logo on the side. This high-impact S-One Helmet Lifer Gold Glitter ensures both style and safety for every rider.
S-One Helmet Lifer Gold Glitter
From

$139.99 AUD
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A S-One Lifer Helmet in black and purple on a white background. A certified S-One Helmet Lifer Black Matte/Purple Straps provides protection on a white background.
S-One Helmet Lifer Black Matte/Purple Straps
From

$109.99 AUD
A Maroon S-One Lifer Helmet with the word slone on it, designed for head protection and multiple impact resistance. A Maroon S-One Lifer Helmet with the word s1 on it, designed for head protection.
S-One Lifer Helmet / Maroon
From

$109.99 AUD
Sold out
Protec JR Classic Fit Certified Helmet / Tye Die / Youth S
Protec JR Classic Fit Certified Helmet / Tye Die
From

$109.99 AUD
The S-One Helmet Lifer Lagoon Gloss features ventilation holes, black adjustable straps, and an "S1" logo on the side. This high-impact, Australian-certified helmet delivers reliable protection for skating enthusiasts. The S-One Helmet Lifer Lagoon Gloss features a teal finish, black adjustable straps, and air vents. This high-impact, Australian-certified helmet combines stylish front-facing design with reliable protection.
S-One Helmet Lifer Lagoon Gloss
From

$109.99 AUD
The TSG Evolution Helmet in Special Clear White features red adjustable straps, a black buckle, a small front-left logo, and enhanced protection with the Tuned Fit System. The TSG Evolution Helmet / Special Clear White is a white hardshell helmet with red adjustable chin straps and black buckle, displayed in side profile on a plain white background.
TSG Evolution Helmet / Special Clear White
From

$129.99 AUD
The TLD 25.2 D4 Carbon Helmet MIPS Stealth Black is a matte black full-face helmet with visor, Mips protection, ventilation openings, and a white graphic—perfect for motocross or downhill mountain biking. The TLD 25.2 D4 CARBON HELMET MIPS STEALTH BLACK is a matte black full-face helmet with white geometric graphics, visor, Mips protection, and vent openings—perfect for downhill mountain biking; shown in side view.
TLD 25.2 D4 CARBON HELMET MIPS STEALTH BLACK
From

$1,099.99 AUD
The S-One Helmet Lifer in Yellow Matte comes with black chin straps and circular ventilation holes. Its EPS Fusion Foam offers certified multiple impact protection, combining style with safety. The S-One Helmet Lifer in Yellow Matte includes adjustable black chin straps, ventilation holes, and EPS Fusion Foam for protection against multiple impacts.
S-One Helmet Lifer / Yellow Matte
From

$109.99 AUD
A blue S-One Helmet Mini Lifer Light Blue Metallic Gloss with black ventilation holes, gray padding inside, and an adjustable black chin strap features advanced EPS Fusion Foam for superior comfort and protection. A helmet sizing chart showing different measurements for various sizes of the S-One Helmet Mini Lifer Light Blue Metallic Gloss. The chart includes a guide on how to measure head circumference and indicates sizes from Mini to Mega, ensuring the perfect fit for this multi-impact helmet with EPS Fusion Foam.
S-One Helmet Mini Lifer Light Blue Metallic Gloss
From

$99.99 AUD
A lightweight helmet, the Bell Sanction 2 DLX MIPS Bonehead Pink/Torquoise with a visor features the word "Bell" on the side and integrates MIPS technology for enhanced safety. A brightly colored, lightweight helmet with a pink, green, and black abstract design, featuring the brand name "Bell" on the side. The Bell Sanction 2 DLX MIPS Bonehead Pink/Turquoise helmet also includes MIPS technology, a full-face shield, and a visor.
brand undefined Bell Sanction 2 DLX MIPS Bonehead Pink/Torquoise
From

$329.99 AUD
A certified S-One Helmet Retro Lifer White Gloss on a white background. A certified S-One Helmet Retro Lifer White Gloss with the word s1 on it, designed for enhanced protection.
S-One Helmet Retro Lifer White Gloss
From

$174.99 AUD
Introducing the Oneal Transition Helmet—a lightweight black and gold full-face Enduro mountain bike helmet that includes a visor, showcases the O'Neal logo prominently, and features a magnetic buckle for enhanced convenience.
Oneal Transition Helmet
From

$299.99 AUD