On Mens Cloudboom Max. The On CloudboomMax Is A New Supershoe Aimed At MidPack Marathoners (45Hour Finishers), Featuring A Generous 40Mm Heel Stack, 10Mm Drop, And Cushioned Pebax-Foam Midsole Wrapped Around A Flexible Speedboard For Both Comfort And PropulsionStyle Code: 3Mf30314229 The Finer Details. Made Using Ultra-Responsive HelionHf Hyper Foam, The ShoeS Innovative Bounceboard Construction Propels You Forward With Power. A Removable Layer Of Plush Cushioning, It Maximizes Energy Return For A Bouncy Feeling UnderfootAll While Abiding By Stack Height Regulations. A Cushioned Ride, Ideal For Long Races. Striking Fast Racing Shoe. Ultralight And Breathable, The One-Piece, Semi-Transparent Mesh Upper Helps To Reduce Overheating. The Cage-Like Construction Locks Down The Midfoot For A Secure, Race-Ready Fit. Men's On Cloudboom Max Running Shoes in Yellow