NATURAL 0-DROP PERFORMANCE - Built on a low 14 mm, zero-drop platform, the ST-6 road running shoe promotes natural movement and flexibility, delivering a lightweight, close-to-the-ground feel ideal for daily runs, gym workouts, and functional training RESPONSIVE ZIP FOAM MIDSOLE - The ZipFoam midsole adds just enough cushioning and rebound to keep the ride responsive and comfortable, helping you stay agile and supported without sacrificing ground connection BREATHABLE RECYCLED MESH UPPER - The engineered recycled mesh upper delivers a secure and comfortable fit with excellent airflow to help keep feet cool during runs, gym workouts, and everyday wear; lightweight yet supportive, it adapts naturally to the foot PACKABLE COLLAPSIBLE HEEL DESIGN - A flexible heel counter allows the shoe to collapse and pack flat, making the ST-6 road running easy to toss into a gym bag or suitcase for travel, training, or everyday versatility LIGHTWEIGHT & VERSATILE FOR RUNNING AND TRAINING - With a minimalist build, durable 3 mm rubber outsole, and neutral support, the ST-6 is designed for runners and athletes who want one shoe that performs well for road running, gym sessions, and casual movement