Helmet Technology Comparison
Mips® vs Nuro™
Securis and Hardknock Type 2 safety helmets take different approaches to managing forces associated with angled impacts. Learn how Mips® and Nuro™ work, where they differ, and what to consider when choosing a helmet for your crew.
Modern safety helmets can include additional technology designed to help manage rotational motion associated with certain angled impacts. Two options available through TPR Industrial are Securis helmets with Mips® technology and Hardknock helmets with Nuro™ technology.
Both are designed with angled impacts in mind, but they use different structures and methods of movement inside the helmet.
Why Rotational Motion Matters
Head impacts do not always occur straight on. Slips, trips, falls and contact with objects can result in angled impacts that create rotational motion of the head.
Modern helmet technologies increasingly account for this type of movement in addition to the impact protection required by the helmet's applicable safety standard.
Type 2 safety helmets are also designed and tested for lateral impact protection in addition to top impact protection, making them an important option for crews working around changing elevations, equipment, struck-by hazards and other demanding jobsite conditions.
How Mips® and Nuro™ Work
Securis
Mips® Safety System
Mips® uses a low-friction system inside the helmet that is designed to allow a small amount of relative movement during certain angled impacts.
- Low-friction system inside the helmet
- Designed to allow relative movement between the helmet and head
- Focused on helping reduce rotational motion during certain angled impacts
- Used across multiple helmet industries and manufacturers
Hardknock
Nuro™ Core
Nuro™ uses a cellular structure integrated into the helmet. The structure is designed to deform during impact and allow movement relative to the helmet shell.
- Cellular structure integrated into the helmet
- Designed to flex and deform during impact
- Designed to glide relative to the shell as forces are managed
- Combines impact-management functions within the helmet structure

Securis with Mips® vs Hardknock with Nuro™
| Feature | Securis with Mips® | Hardknock with Nuro™ |
|---|---|---|
| Technology Style | Low-friction internal system | Integrated cellular structure |
| How It Moves | Allows relative movement within the helmet during certain angled impacts | Cellular structure is designed to deform and glide relative to the shell |
| Primary Design Approach | Help manage rotational motion associated with certain angled impacts | Integrated impact-management structure designed to respond to impact forces |
| Helmet Line | Securis Type 2 safety helmets | Hardknock Type 2 safety helmets |
| Brim Options | Micro brim, front brim and full brim | Full brim and no-brim |
| Electrical Options | Class C and Class E models available | Class C and Class E models available |
Which Helmet Technology Is Right for Your Crew?
There is not one answer for every jobsite. Technology is only one part of choosing the right safety helmet. Fit, comfort, electrical class, brim style, ventilation, accessory compatibility and employee preference should also be considered.
Securis
Consider Mips® if...
- You specifically want Mips® rotational-motion technology.
- You want micro-brim, front-brim or full-brim choices.
- You need both Class C and Class E options.
- A lightweight, low-profile helmet is important to your crew.
Hardknock
Consider Nuro™ if...
- You want an integrated cellular impact-management system.
- You prefer full-brim or no-brim helmet configurations.
- You need Class C or Class E models.
- You want access to the Hardknock helmet and accessory system.
First determine the required impact protection, electrical class, ventilation, brim style and accessory needs. Then compare fit and comfort with the complete PPE setup your employees will actually wear.
Mips® and Nuro™ Are Not the Same as Type 2
Type 2 describes the helmet's impact-protection classification. Mips® and Nuro™ are additional product-specific technologies used within certain helmet designs.
A helmet can meet Type 2 requirements without using Mips® or Nuro™, so the terms should not be treated as interchangeable.
For a broader look at helmet styles, electrical classes and Type 2 options, visit our Type 2 Safety Helmets guide .
Explore Type 2 Head Protection
Hardknock Type 2 Helmets with Nuro™
Explore Resolve full-brim and Credence no-brim helmet options.
Securis Type 2 Helmets with Mips®
Explore micro-brim, front-brim and full-brim Securis helmet options.
Shop All Type 2 Safety Helmets
Compare helmet styles, electrical classes and compatible accessories.
Hardknock Helmet Accessories
Shop face protection, hearing protection, replacement components and other compatible accessories.
Need Help Choosing Between Mips® and Nuro™?
TPR Industrial can help you compare helmet styles, electrical classes, accessories, branding options and fit for your crew.
Product technologies, certifications and specifications vary by helmet model. Always review current manufacturer information and the requirements applicable to your workplace before selecting head protection.
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