On Running Cloudultra 2

Weight: 295g
Knitted, sock-like upper for a snug, secure fit
A newly developed outsole provides 50% more ground contact
Optimized shape and stack height for more comfort
Revised collar for better heel comfort and fit
The FlipRelease system helps you find the ideal fit
Elastic strap for secure lace storage
Softer cushioning for lasting support and more comfort
Higher heel padding and better midfoot closure