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PIKIO Si
Ranked #1 by Virginia Tech. Engineered with OBLIK for next-generation impact management.
What is OBLIK™?
OBLIK™ is an advanced impact management system that uses modular components and nodal connections to help reduce both linear forces and rotational forces during impact. It enhances impact protection, ventilation, and comfort like no other technology. Learn More
Unsure which size is best. We always recommend to go for the larger size. Learn More .
Shipping and Delivery
- Free shipping to Canada and the United States
- 30 day returns. View Return Policy
- 30% off replacement. View First Year Crash Replacement Program Details
Product Specifications
OBLIK™ Impact Management System
Deflection-sensitive nodal structure · Engineered macro-cavities · Integrated multi-layer design
Approximate Weight
255 g (Small) · 279 g (Medium) · 298 g (Large)
Fit Range
51–61 cm head circumference · 3–4 cm adjustment per size
Construction
Dual-density shock-absorbing foams with macro-cavities and reinforced polycarbonate internal liner
Ventilation
17 high-airflow vents with deep internal channeling
Padding
ionic+® antimicrobial · Odor-resistant · Moisture-managing
Aerodynamic Validation
Independently wind tunnel tested · Wind Averaged Drag methodology
Certification
CPSC 16 CFR 1203 compliant
Eyewear Dock
Integrated sunglasses storage
Features
For more information please refer to our FAQ Page
Learn more about OBLIK Features

PIKIO Si
360° Impact Management
Our patented OBLIK™ impact system technology enables each modular component to move omni-directionally. This movement allows the cycling helmet to respond dynamically to impacts from any angle, helping manage both rotational forces and linear forces more effectively for enhanced impact protection.
Superior Ventilation
17 precisely positioned vents and deep internal channels create a controlled airflow path that draws cool air in and efficiently evacuates heat. The ventilation architecture is integrated into the shell to maintain aerodynamic integrity.
Dual Density EPS Foam
Impact forces vary in intensity, and helmets with single density foam are often less effective at managing the moderate impacts that occur most frequently. By integrating dual density EPS foam, our helmet responds to a broader range of impact energies for more consistent performance.
Macro Cavities
Through extensive research in impact mechanics, shock absorption, and bone structure, we discovered that combining micro cavities within the foam with larger macro cavities significantly enhances impact energy absorption. The result is an advanced helmet structure engineered to optimize how a helmet responds to real world impact forces, delivering substantially improved energy management compared to traditional constructions.
Eyewear Dock
Designed for the temporary placement of most compatible sunglasses when not in use.
Reinforced Layers
EPS foam is inherently fragile, making careful design essential for structural integrity. By integrating a strategically placed polycarbonate reinforcement layer, we increased strength while reducing material, resulting in a lighter, more robust helmet.
Holistic Design in the PIKIO Si
The PIKIO Si is built on a holistic design approach, where every element of the helmet is engineered to work in harmony. By balancing impact protection, ventilation, and lightweight construction, each component contributes to an integrated system, ensuring that improvements in one area never come at the expense of another. The result is a helmet that delivers optimized performance, comfort, and efficiency for the rider.






