Saucony Endorphin Pro 4: speed and efficiency for race day. The Saucony Endorphin Pro 4 is the ultimate super shoe for runners seeking maximum performance in competition. Its combination of double foam, carbon plate, and ultra-lightweight design offers an explosive and efficient stride from the first step. Surface: asphalt. Shoe type: neutral. Use: competition. Weight: 212g. Drop: 8 mm. Cushioning: PWRRUN HG + PWRRUN PB. Plate: full-length carbon fiber.