Men's Cloudrunner 2 Waterproof Running Shoes Iceberg / Rock low stock Best-in-class for cushioning performance and

Best-in-class for cushioning performance and durability

bouncy feel rather than the dead

Altra invested heavily in technology so you can push boundaries on the trail—delivering durability

- Our latest multi-channel optical sensor for precise measurement

Elite-Level Performance

Men's Cloudrunner 2 Waterproof Running Shoes Iceberg / Rock low stock Best-in-class for cushioning performance andOn Cloudrunner 2 Waterproof All weather stability for year round running The On Cloudrunner 2 Waterproof transforms the supportive everyday trainer into an all conditions performer. Featuring a high performance 360 waterproof membrane, upgraded Helion superfoam midsole, and CloudTec cushioning, this weatherproof stability shoe keeps you running confidently through rain, puddles, and wet conditions whilst delivering enhanced energy return and comfort.