TheENDORPHIN SPEED 4 from Saucony is a men's running shoe for fast, easy running.

This incredibly cushioned model proves that it's possible to combine comfort, speed and natural feel. Filled with energy, it features PeBax-based PWRUN PB ultralight cushioning and a redesigned plate with vertical reinforcement for greater torsional rigidity while maintaining forefoot flexibility. What's more, Speedroll technology features a forward-facing gometry for a fluid, dynamic feel underfoot. Crowding is virtually effortless.

Finally, support and lightness are impeccable, as is the ability to let the foot breathe.