Put your run into overdrive when you crank up the intensity in the light and swift Saucony Endorphin Race 2 racing flat!Predecessor: Endorphin Racer. Support Type: Neutral. Cushioning: Lightweight, flexible response. Surface: Road. Differential: 0 mm. Single-layer mesh construction cuts down on weight and boosts breathability. FLEXFILM upper offers lightweight, supportive performance. Lace-up closure. Thin comfort tongue and contoured collar. Soft fabric lining offers a great in-shoe feel. Thin molded foam insole. EVERUN midsole technology in the forefoot provides enhanced energy return with every stride. SSL EVA molded midsole in the heel supplies lightweight support. Heel/Toe: 10 mm/10 mm. PWRTRAC rubber outsole delivers optimal traction. Imported. Product measurements were taken using size 7.5, width B - Medium. Please note that measurements may vary by size.Weight of footwear is based on a single item, not a pair. Weight: 4 oz