Most Durable

Ud Foam is a lightweight and durable midsole foam that delivers consisten propulsion during ultra-distance running.

Most Durable (Light)

Ud Foam Pro is a hyperlight-weight midsole foam that delivers exceptional propulsion for achieving optimum speed during ultra-distance running.

Standard Foam

Ar Foam is an all-round soft-ride midsole material that offers great energy return while providing stability and an exceptionally smooth ride.

Most Rebound (Hyperlight)

Px Foam is an ultra-lightweight midsole material that offers an exceptionally high amount of energy return while providing shock-resistance and flexibility.

Most Decelerated

Cr Foam is an ultra-lightweight and sustainable midsole foam with excellent enerfy rebound that offers a pillow-soft ride and feel in a variety of terrains.