Textile upper Lace closure for a snug fit Responsive foam midsole Midfoot internal lockdown support Zoned rubber outsole Go Hard Or Go Home In The Power Performance Twitch Runner. Modelled After Puma’S Celebrated Velocity Nitro, The Twitch Runner Boasts Clean Lines And Slick Design Detail. A Bold Paint Line Highlights The Cushioned Tooling While The Mono Mesh Upper Material Is Breathable And Comfortable During Both Speed And Endurance Runs. A Zoned Rubber Outsole Creates Durability And Traction Clout When You Need It, And The Midfoot Is Locked Down With Internal Structural Support, Which, When Combined With The Plush Softfoam Plus, Offers A High Comfort Ride.