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Inspired by the best-selling X ULTRA Family, this hiking shoe is the go-to option for outdoor enthusiasts. The X ULTRA PIONEER AERO is packed with all the technology you need, yet versatile enough to adapt your daily life.
CHASSIS: Advanced Chassis™
Advanced Chassis™ is a molded insert embedded in the outsole. Providing strong lateral support and reassuring protection, it also delivers optimal mobility and flexibility.
UPPER CONSTRUCTION: SensiFit™
SensiFit™ cradles the foot from the midsole to the lacing system, providing a secure, snug, and virtually customized fit all around the foot.
LACING SYSTEM: Regular laces
Traditional lacing system with eyelets.
OUTSOLE: Chevron lugs
Lug design with deep penetration and multi-directional grip, improving traction on soft surfaces like mud or loose dirt.
OUTSOLE: Mud Contagrip®
Built for maximum grip on loose, soft, rugged, and uneven surfaces, Mud Contagrip® uses deep, sharp lugs made from a compound that focuses on adhesion.
MIDSOLE: EnergyCell
A high performance EVA foam that provides shock attenuation.
UPPER MATERIAL: Anti-debris Mesh
Tight mesh that prevents debris from being trapped between your foot and the footbed.
UPPER MATERIAL: Synthetic upper
Synthetic upper material provide great durability and protection for outdoor activities.
LINING MATERIAL: Textile lining
A soft, breathable lining for extreme comfort.
SOCKLINER: Molded OrthoLite® sockliner
Molded to match the contours of your foot, this OrthoLite® insole provides superior cushioning, breathability and durability, to upgrade the comfort and performance of your shoe.