The Saucony Endorphin Pro 4 is a high-performance running shoe meticulously engineered to enhance speed and efficiency for dedicated athletes. This model introduces a groundbreaking dual-cushioning system by combining PWRRUN PB and PWRRUN HG foams in the midsole, delivering exceptional energy return and responsiveness. Ideal for race days and high-performance training sessions, these shoes are designed to support athletes aiming for personal bests across various distances. The Speedroll technology creates effortless speed and forward motion, supported by a trusted carbon plate for smooth turnover. Features include a smooth heel-liner and integrated tongue for a secure fit. The shoe is designed for road surfaces, classified as neutral, and intended for competition. It weighs 212g with an 8mm drop and features PWRRUN HG + PWRRUN PB cushioning with a full-length carbon fiber plate and a high-traction, durable XT-900 sole.