Skip to content

One K Defender Air Riding Helmet - Adult Sizes

By One K | Product Code: AE624320

One K Defender Air Riding Helmet Adult Sizes

Free UK & Channel Isles Delivery when you spend over £75

£101.40£126.75£121.68£152.10 inc. VAT at 20%
US$128.78 $160.97US$154.53 $193.17 inc. VAT at 20%
Size (cm)
In Stock - or available for ordering.

One K Defender Air ASTM F116315 SEI VG1 & PAS015:2011 KM Adult Riding Helmet

The Defender Air riding hats boast PAS015 certified to ASTM standards. The hat is the most adjustable around perfect for all shape heads and has a revolutionary air pump system which provides ultimate comfort and a bespoke fit.

The 3 hidden air pockets in the liner are inflated by pressing its concealed air pump until you get the fit you want.

The quick dry liner is moisture wicking and antimicrobial this is helped by the multiple air vents.

The Defender features a matte Polycarbonate and Advanced ABS Composite outer shell; injection moulded shell design. With enough features to appeal to those seeking everything a helmet could possibly offer wrapped in a package that traditionalists can appreciate

Certified to ASTM VG1 and PAS 015 standards.

• It is light easy to use and clean.
• Inside removable foam lining breathable and washable.
• Available colors : black & Navy
• Available sizes : from 52 (6 3/8) to 62 (7 3/4)

Meets the British 2016 requirements from BE BSJA BD. RC BHS & PC.

For sizes 55cm and smaller see childrens helmets

The replacement liners provide the ultimate flexibility for growing children shared helmets or when the hair is worn differently for schooling and competitions.

Use the small size helmet with an xsmall or medium liner to change the fit to XSmall or medium and use the large size helmet with an XLarge or XXLarge liner to change the fit to XLarge or XXLarge.

Features popper studs and mesh ventilation.

• ASTM F116315 SEI
• VG1 01.040
• PAS 015:2011 Kitemarked
International Customers The USD price above is for indication only – we are charging in GBP (British Pounds) and your card company will convert to your currency at their prevailing rate. Prices do not include shipping or any taxes and duties which may be payable.
Cart Value Discount Spend £450 on our products and get 5% discount or spend £950 on our products and get 10% discount. The qualifying value is excl. VAT (if applicable) and shipping - and excl. Special Offers, Stock Clearance and FEI Jump Cups items.
Delivery For UK delivery small items cost from £1.95 for Royal Mail First Class service, to £6 for Parcelforce tracked service. Larger items up to 25 kg cost £6 for Parcelforce tracked service. For overseas deliveries this is calculated at the checkout and depends on your location, size / weight of the parcel and your preferred service.