PRODUCT STORY: The perfect choice for runners just starting out, the Electrify NITRO 2 delivers the cushioning and reliability needed your daily jog. The dual midsole contains our lightweight, nitrogen-injected NITRO foam in the heel alongside our sturdier PROFOAMLITE throughout the rest of the midsole, allowing for an airy, cushioned ride. We’ve given this First Mile® version a revamped upper – made with yarns that contain recycled post-consumer plastic – and retooled the rest of the shoe with a rolled collar, built-in heel lock, and a special ‘cat’s’ tongue to secure the heel for every run.FEATURES & BENEFITS NITRO: Advanced nitrogen-injected foam designed to provide superior responsiveness and cushioning in a lightweight package PROFOAMLITE: Extremely lightweight EVA designed to cushion your landing and propel each step PUMAGRIP: Durable performance rubber compound designed for all-surface traction DETAILS Engineered mesh upper TPU heel spoiler Best for: Neutral pronators Heel-to-toe drop: 10mm Cushioning level: Medium PUMA Formstrip on the lateral side Running Type : Neutral Ideal for Road & Treadmil Running