Nike Pegasus 41.Springy foam plus snappy Air Zoom units equals our most energised ride.Responsive cushioning in the Pegasus provides an energised ride for everyday road running.Experience lighter-weight energy return with dual Air Zoom units and a ReactX foam midsole.Plus, improved engineered mesh on the upper decreases weight and increases breathability.Responsive Ride.ReactX foam midsole surrounds forefoot and heel Air Zoom units for an energised ride.It´s 13% more responsive than previous React technology.Waffle-inspired traction.The signature Waffle-inspired rubber outsole provides traction and flexibility.Plush padding.A plush collar, tongue and sockliner provide a secure and comfortable fit.What´s new?.A ReactX foam midsole.A lighter, more breathable engineered mesh upper.Product details.Weight:approx.251g (women´s size 5.5).Heel-to-toe drop:10mm.MR-10 last - our best, most consistent fit (same as Pegasus 40).Reflective design details.Not intended for use as personal protective equipment (PPE).