Nike InfinityRN 4 Maximum cushioning provides elevated comfort for everyday runs. Experience a soft, rocker-shaped platform made with new ReactX foam underfoot and an ultra-comfortable collar and tongue for a snug feel. Plus, a water-resistant membrane was added to this version to help keep you dry. Product Details Weight: Approx. 281g (Women’s size 8) Heel-to-toe drop: 9mm Not intended for use as Personal Protective Equipment (PPE)