Worn once and not for exercise, soft PWRRUN cushioning. Size 8.5. From the website: The Saucony Axon 2 comes stacked with soft PWRRUN cushioning that helps you find your groove. It’s designed for long-lasting comfort that lets you feel the rush of a good run. Features: Sleek and breathable air mesh upper A stacked bed of PWRRUN cushioning provides ample spring and a soft yet responsive feel Speed-driven geometry gives you a fast ride Durable carbon rubber outsole Lighter footprint: This style contains recycled upper materials Heel-to-toe Offset: 4mm (35mm heel/31mm forefoot) T4