nucleus air 1 Colore:anthracite - black - Instep: Adjustable anatomical instep

- Instep: Adjustable anatomical instep – adapts to foot shape for secure

- Internal and external shaped ankles pads

- Cleat Setup: Independent cleat adjustment for rider-specific alignment

- R2CC sole

- Fit System: Internal reinforcement for lateral support without restricting movement

nucleus air 1 Colore:anthracite - black - Instep: Adjustable anatomical instepUpper: 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