Brooks Glycerin StealthFit 20 running shoes engineered for a seamless, adaptable fit with a sleek knit upper. These performance trainers feature DNA LOFT v3 nitrogen-infused cushioning for a lightweight and responsive ride, paired with a durable rubber outsole for reliable traction. The StealthFit construction provides a closer-to-foot feel with a stretch-and-compress fit that moves with you during every stride. No box, scuff on back right inside midsole