Impact Absorbing Design
2nd Skull products are scientifically engineered to reduce impact. Every 2nd Skull comes with a thin layer of lightweight XRD®, an extreme impact protection material made from special urethane molecules that are soft and flexible at rest but can momentarily harden under sudden pressure.
• XRD absorbs energy under sudden pressure or impact
Thin & Stunning
Our breathable, compressive and lightweight 2nd Skull caps fit neatly under sports helmets so you can add a layer of protection to any activity.
XRD remains soft and flexible at rest but can momentarily harden under sudden pressure. Keeping our products form fitting to your head’s unique shape without compromising comfort and agility.
2nd Skull products are designed with Microban antimicrobial protection to defend against odors and stains.