BREATHABILITY: Premium engineered knit material engineered for breathability and stretch, reinforced with PWRTAPE for durability and lockdown  NITROFOAM: Innovative nitrogen-infused foam technology that uses premium raw materials to provide maximum energy return  PUMAGRIP: Outsole is made of durable rubber compound for multi-surface traction The upper of the shoes is made with at least 30% recycled materials. The Magnify Nitro 3 is built for supreme cushioning and all-day comfort. Designed for any run where softness and support matter most, it features a breathable engineered mesh upper and stacked NITROFOAM cushioning for a smooth, responsive ride. Whether you're going the distance or running purely for the joy of it, this shoe is made to magnify your comfort and keep you moving.