An All-In-One Neutral Running Shoe For Any Distance, The Velocity Nitro 2 Is A Lightweight And Sleek Update To The Run Puma Roster. Featuring Nitro Foam For Exceptional Responsiveness And Ultimate Cushioning, This Upgrade To The Original Is A Well-Fitting And Durable Shoe For A Smooth Ride.Pumagrip Offers Multi-Surface Traction, From Treadmill To Track.Features:- Engineered Knit Upper- Reflective Design Elements- Heel-To-Toe Drop: 8mm- Best For: Neutral PronatorsBenefits:- Nitro: Advanced Nitrogen-Injected Foam Designed To Provide Superior Responsiveness And Cushioning In A Lightweight Package.- Pumagrip: Durable Performance Rubber Compound Designed For All-Surface Traction.