Street Prime Helmet Hairpin helmet from Royal Enfield

Street Prime Helmet Hairpin helmet from Royal Enfield

Royal Enfield had recently introduced a new iteration of its full face helmet, christened ‘Street Prime’. In this three-tone colour of black, red and blue, the helmet retains the old school charm with a modern touch. Next, the helmet has both ISI and DOT certifications and is made of a fiberglass shell. Also, the Street Prime helmet has a total of four vents, with adjustable ones on the chin and forehead. Additionally, the polycarbonate visor is UV protective and scratch resistant. Finally, the removable polyester comfort liner is anti-bacterial and is washable. Lastly, this stylish street helmet weighs 1,400g and costs Rs 3,700.

Here’s what RE has to say about the lid: 

Not only has this helmet evolved from the template of our popular STREET series of full face helmets, Royal Enfield has engineered the Street Prime as the perfect classic styled helmet with up-to-date protection and comfort features

Here are the features of the protective lid:


The helmet is ISI (IS: 4151) and DOT (FMVSS No. 218) certified and weighs about 1400g.


The Street Prime Hairpin has a fiberglass shell with superior impact absorption properties. This means that it can distribute the force of an impact at any point across a large surface area. It also has an EPS (Expanded PolyStyrene) internal liner and integrated jaw protector. The polycarbonate visor get a twist-to-release mechanism

Visor Construction

The visor on the Street Prime Hairpin has an optically correct face shield with micro-metric stops and is made from polycarbonate material. The hard coated visor surface gets UV treatment for increased scratch resistance. Finally, the quick-release mechanism ensures smooth operation without requiring any tools.


The helmets gets four vents in total, including three intake vents and one exhaust port. It also gets adjustable vents on chin and forehead. The ventilation channels in the EPS liner match the intake and exhaust ports, for maximum ventilation

Comfort Liner

The cushioned inner liner uses materials such as polyester and knit mesh. The brand claims this liner is anti-microbial treated and users can remove and wash them.

Chin Strap Retention

Micro metric adjustable quick release chin strap retention system, with additional comfort padding for the chin strap.

Other Features

FInally, the helmet gets a 360° hard-wearing rubber gasket around the periphery of helmet entry.

The Street Prime Hairpin helmet is available at

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