Light on weight, strong on impact - that’s Saucony’s promise with the Endorphin Pro 4 sneaker. Designed for racedays and daily movement, these sneakers offer a snappy and responsive ride thanks to the PWRRUN cushioning and Speedroll technology. A carbon fibre plate enhances longitudinal stiffness, reducing energy loss and maximising propulsion with every stride. Knit & Mesh Uppers, PWRRUN Cushioning, Speedroll Technology, Full Length Carbon Fibre Plate, Lace Up Closure, Branding Throughout, Style Code: S20939-228. Updated to combine PWRRUN HG previously only seen in the Elite shoe, with the lightweight propulsion of PWRRUN PB, the Saucony Endorphin Pro 4 is powered by two different peba based foams for a snappy and responsive feel to your race day partner. The Saucony Endorphin Pro 4 uses a fulllength carbonplate that is tuned to give longitudinal stiffness and maximum efficiency, when mixed with max stack dual foam propulsion, and Sauconys Speedroll technology you get a forward feeling motion that helps you to new times.The upper features a silkysmooth heel liner and integrated tongue system to make this racing shoe feel like an old friend as you step in. Weight 212g Stack height 39.5 31.5mm Offset 8mm Sustainability This style is vegan and contains recycled materials. Snappy SPEEDROLL technology provides effortless speed and propulsive forward motion. The Carbon plate offers maximum energy return and instant turnover. Silky smooth heel liner and integrated tongue for a connected, comfortable fit.