MidsolePWRRUN+ (TPU): The midsole type is made of expanded thermoplastic polyurethane (TPU) and offers a unique combination of cushioning and durability. Compared to traditional EVA foams, PWRRUN+ is more fluffy, more flexible and significantly more durable. It is also designed to maintain its performance over a wide range of temperatures, making it a reliable choice for a variety of running conditions.