Sidi MTB Aeron black 43.5

AERON redefines XC performance ? through advanced construction and precise fit.
The ripstop upper with rubber reinforcements offers protection without added weight, while two Nuun 001C rotary closures and the internal Firmor reinforcement ensure secure, responsive support. A quickly adjustable instep and the UNUM tongue provide a pressure-free fit, complemented by a tool-free heel adjuster for finely tuned stability. The sole with a stiffness index of 11 and generous rubber profile offers powerful grip and efficient power transfer.

STABILITY MEETS LIGHTNESS
For XC riders seeking lateral stability in a lightweight, well-ventilated structure with constant climate control.

ROBUST AND LIGHT
Ripstop® upper material with rubber protection offers high tear resistance and protection in a lightweight, durable structure.

CUSTOM FIT MADE EASY
Adjustable instep connected with NUUN rotary closures ? adapts to the foot through an internal system for easy and secure adjustment.

FIRM HOLD
Heel adjuster and Firmor X stabilize the foot and provide a secure, uniform fit with every pedal stroke.

AERO DESIGN. PRECISE HOLD. SIDI PERFECTION.
Nuun 001C is a compact, aerodynamic aluminum rotary closure with SIDI handle system for quick, precise tension and maximum hold.

POWER MACHINE
X2FC full carbon sole with stiffness grade 11, integrated toe spikes, and additional rubber for impact protection when dismounting.

FIT LIKE A SECOND SKIN
Optimal foot adaptation for maximum power transfer.