HJC Adwatt Aero Time Trial Bike Helmet - Black

The Adwatt was designed through enhanced wind tunnel testing to improve its drag force performance...

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Product Information

Full details

The HJC Adwatt Aero Time Trial Bike Helmet is engineered for competitive cyclists and triathletes who demand top-tier aerodynamic efficiency on the track or against the clock. Developed through extensive wind tunnel testing and validated by the Lotto Soudal UCI World Tour team, this helmet offers significant drag reduction while maintaining effective cooling; however, its specialized design is primarily optimized for aggressive time-trial positions rather than casual road riding.

All features

Age Group	adult
Colour	Black
Gender	Unisex
Model Part Number	8804269650912
Brand	HJC

Extended Product Information

FAQs

Is the HJC Adwatt suitable for standard road cycling?

While it can be used on the road, it is specifically optimized for aerodynamic efficiency in time trial positions. Standard road helmets offer better ventilation for longer climbs.

Does this helmet come with a carrying case?

Yes, a premium protective case is included with the helmet to prevent damage during travel.

How do I maintain the X-static interior?

The interior pads can be removed and hand washed in mild detergent. Ensure they are completely air-dried before reinserting them into the helmet.

Can I wear glasses with the visor?

The visor provides significant coverage, but compatibility with prescription glasses depends on the frame size and shape.

What is the primary material construction?

It features in-mold construction, which fuses the polycarbonate shell with the EPS foam liner for a balance of strength and low weight.

Is the visor replaceable?

Yes, the mirror shield is designed to be removable and replaceable if damaged.

Troubleshooting

Helmet feels unstable during high-speed efforts

Adjust the rear dial fitment system to ensure a tighter, more secure wrap around the base of the skull.

Fogging on the interior of the mirror shield

Ensure the front intake vents are clear of obstructions to allow consistent airflow across the internal side of the shield.

Pros and Cons

Pros

Proven aerodynamic performance used at the professional level
Effective cooling system via Venturi dynamics
High-quality mirror shield included for improved visibility
Lightweight construction for enhanced comfort
Includes a premium protective case for transport

Cons

Optimized specifically for time trial geometry
Less ventilation compared to standard road helmets
Requires careful handling of the included visor

Setup, Compatibility & Care

To ensure the best performance, adjust the retention system to fit snugly against the occipital bone at the back of your head. When attaching the visor, ensure the magnetic or clip-in points are free of debris to maintain a seamless seal with the shell. For cleaning, remove the X-static pads and hand wash them in lukewarm water with mild soap. Always store the helmet in the provided premium protective case when not in use to prevent scuffs to the aerodynamic shell and the visor coating.