Gem II MIPS Cycling Helmet for Adults - Lightweight with Rear Light

In this review the Gem II MIPS cycling helmet is evaluated as a practical, safety-focused choice for commuters and recreational riders. The bottom line: it is best for adults and youth who want a lightweight, well-ventilated helmet with added rotational-impact protection and an integrated rechargeable rear LED. The reviewer found the helmet comfortable for long rides, praised its adjustable fit, and highlighted the MIPS safety layer and quick-charging light as the single biggest reasons to consider it.

Key Features

• MIPS Safety: The built-in MIPS system is designed to reduce harmful rotational forces in many impacts, adding an extra layer of protection for everyday rides and more serious collisions.
• Rechargeable Helmet Light: The plug-in USB LED light charges in about 60 minutes and runs up to 13 hours, improving rear visibility with steady, fast flashing and slow flashing modes.
• Premium Ventilation: Twenty-one vents with internal air channels keep airflow moving across the head to stay cool during long rides or hot-weather commutes.
• Removable Padding: The washable pads provide comfortable cushioning and can be removed for cleaning after sweaty outings or extended use.
• Adjustable Fit: An easy rear adjustment lets riders fine-tune fit across three sizes so the helmet suits a wide range of adult head circumferences.

Who It's For

The Gem II MIPS is aimed at adult men and women and older youth who want a lightweight, multipurpose helmet for road, trail, or daily commuting and who value added safety from a rotational-impact system. Riders who frequently ride at dusk or in traffic will benefit from the built-in rechargeable rear LED for increased visibility.

It may be less appropriate for riders seeking a model with a full-face style, integrated visor for aggressive mountain use, or those requiring very small or very large custom fit options beyond the three available sizes. If you prefer a helmet without electronic components, look elsewhere.

Pros & Cons

Pros

• Lightweight construction and good ventilation make it comfortable for long rides.
• Rechargeable rear LED is quick to charge and offers three useful light modes for visibility.
• MIPS layer adds measurable protection against rotational forces in certain impacts.
• Adjustable sizing and removable washable pads improve fit and hygiene.

Cons

• The helmet does not include a built-in visor, which some trail riders prefer.
• Only three sizes are offered, so those with heads outside the 52-62 cm range may need a different model.

Specifications

Our Verdict

The Gem II MIPS helmet is a sensible pick for riders who want proven impact safety, a comfortable lightweight fit, and a practical rechargeable rear light without paying for extras they may not use. It delivers strong value for commuters and casual road or mountain riders who need ventilation, adjustable fit, and added rotational protection.

Frequently Asked Questions

Does the helmet include a light?
Yes, it includes a plug-in USB rechargeable rear LED with steady, fast flashing and slow flashing modes.

How long does the light battery last?
The light can run for about 13 hours after a roughly 60-minute charge, depending on the selected mode.

What head sizes does it fit?
The helmet is available in three sizes: S 52-55 cm, M 55-58 cm, and L 58-62 cm and adjusts with a rear fit system.