Upper – 100% RPET Ripstop Mesh

Outsole – Vibram® Megagrip

Midsole – Altra EGO™

Roomy Toe Box – All of Altra's shoes are made with room for your toes, so they’re free to move naturally, with confidence in every foot strike.

Zero Low Drop – Zero-to-Low Drop shoes are built to place your foot in a natural position, with a stable and confident foundation to run on.

Feel: Connected, Free, Balanced – Shoes that emphasize connection to the ground, for real-time feedback during your run, flexibility, and a natural feel.

Vibram® Megagrip Outsole – Vibram® Megagrip is a high-performance sticky rubber that offers unparalleled grip on both wet and dry surfaces, rugged longevity, and optimal ground adaptability.

StoneGuard™ Underfoot Protection – A StoneGuard™ provides underfoot protection on the trail, over rocks, debris, and tough terrain with a flexible yet firm and stable feel.

GaiterTrap™ – Altra's unique hook-and-loop tab, allows for easy strapless gaiter attachment without fasteners, bungees, or bindings. Trail debris in your shoes? No thanks!

Altra EGO™ Midsole – Connect with the ground and stay comfortable with unique Altra EGO™ midsole foam.

Cushion – Mid

Support – Neutral

Stack Height – 25mm / 25mm

Heel-to-Toe Drop – 0mm

FootShape™ – Original