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OnBros XT-11 Adult Cycling Helmet, White, 56-61 cm

Original price was: £28.99.Current price is: £26.09. (as of 04/11/2026 04:39 GMT - DetailsProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product.)

The OnBros XT-11 is a bright white adult cycling helmet with a stated head-size range of 56-61 cm. It has a fit-adjustment dial, adjustable chin straps, a magnetic buckle and a removable washable lining. The listing specifies a PC shell, EPS foam and 14 vents, and states CPSC and CE certification. Check fit and certification details for your needs; a matching carry bag is stated as included.

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Quick Summary

The OnBros XT-11 is a bright white adult cycling helmet with a stated head-size range of 56-61 cm. It has a fit-adjustment dial, adjustable chin straps, a magnetic buckle and a removable washable lining. A matching carry bag is also stated as included.

Key Details

DetailProduct information and buyer relevance
Model and colourXT-11 in Bright White.
Stated fit range56-61 cm. Compare your head measurement with this range before choosing.
ConstructionPC shell and EPS foam are specified.
Fit adjustmentAn adjustment dial and adjustable chin straps are listed.
Ventilation14 vents and breathable mesh padding are specified; these details do not establish a particular cooling performance.
LiningThe inner lining is removable and washable. Check any care instructions before washing.
BuckleA magnetic buckle is specified. Check that its fastening and release suit your needs.
Certification claimThe listing states CPSC and CE certification. Check the helmet’s markings and supporting details for your intended use.
Included itemA matching helmet carry bag is stated as included.

What to Compare Before Buying

  • Fit: Check that your head measurement falls within the stated 56-61 cm range. Follow the product’s fitting instructions when adjusting the dial and straps.
  • Fastening: Consider whether the magnetic buckle suits you and check how it fastens and releases.
  • Certification: If you need a particular certification, check the product markings and supporting details rather than relying only on the listing claim.

Compatibility, Size and Fit

The stated size is one size, for head measurements from 56 to 61 cm. The listing provides no fit range beyond these measurements. Check the fit and fastening according to the product instructions before riding.

What Is Included

The stated set contains the OnBros XT-11 helmet and a matching carry bag.

Before You Decide

Confirm that your head measurement is within the stated range, that the dial and buckle suit you, and that the helmet’s certification details meet your needs. Check the selected set for the carry bag if you want it.

Brand

OnBros

Manufacturer

OnBros

Product Group

Sports

Model

XT-11

Warranty

1

Color

Bright White

Product Dimensions

12.20 x 0.87 x 6.69 inches

Item Weight

0.00 pounds

Size

One Size

Number Of Items

1

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