The Mag Max NITRO™ 2 running shoes feature a high stack of NITROFOAM™ cushioning for a plush feel. An engineered mesh upper provides breathability, while the PUMAGRIP outsole offers traction. The upper is constructed with at least 30% recycled materials. designed for road running regular width laces closure NITROFOAM™ advanced nitrogen-injected foam for lightweight responsiveness and cushioning overpronation max cushioning PUMAGRIP performance rubber outsole for all-surface traction