nucleus air 1 Size:45 - Inner Design: Flat medial

- Inner Design: Flat medial surface – maximizes bike connection and tactile feedback

- Dials system with Dyneema® cable

- Heel retention

- Closure: SIDI dial system + tension strap – precise and secure fit that holds under pressure

- Ankle Structure: 3-point flexible support – impact protection with natural range of motion

nucleus air 1 Size:45 - Inner Design: Flat medialUpper: High tenacity vented fabric with reinforced zones lightweight, breathable, and durable Closure: Extended lacing system secure, stable fit that helps prevent slippage during impact Ankle Protection: D3O inserts flexible protection that stiffens instantly on impact Internal Structure: Fortex patented system adds stability without compromising flexibility Fit System: Anatomical profile with ergonomic last comfort and control for a wide range of