CLOUDULTRA (M)

Engineered for ultra-distance comfort and all-terrain performance, the On Cloudultra Glacier/Frost (Men's) is built to go the distance—wherever the trail takes you. With responsive cushioning, secure grip, and a breathable yet protective design, it's the ultimate shoe for long runs on rugged terrain.

Key Features:

• Dual-Layer CloudTec® Cushioning – Delivers plush landings and powerful push-offs, even on long-distance trail runs

• Helion™ Superfoam – Lightweight and durable cushioning built for miles of performance

• Missiongrip™ Outsole – Provides aggressive grip and control on rocky, muddy, or uneven terrain

• FlipRelease™ Lacing System – Easily adjust the fit mid-run for comfort and flexibility

• Breathable Two-Layer Upper – Keeps your feet cool and comfortable while offering protection from trail debris

• Speedboard® Plate – Enhances energy return and forward momentum

Color: Glacier/Frost
Fit Tip: Runs slightly small — consider ordering half a size up for the best fit.

Ideal For:

• Long-distance trail running

• Ultra-marathons

• Off-road adventure and endurance training

Go farther, climb higher, and stay comfortable with the Cloudultra — On’s most versatile and capable trail running shoe yet.