Experience a new high in a shoe designed to deliver effortless, efficient strides for euphoric miles. It’s the first Altra shoe with Altra EGO™ P35 midsole foam, designed for lightweight efficiency, performance, and comfort. An updated heel fit and re-designed upper with engineered mesh improves breathability. With a low 4mm drop and rocker shape geometry, it’s a shoe made to help you experience an efficient toe-off and a smooth, quick roll through every stride. It’s got a roomy toe box and secure midfoot, so you have plenty of room to help your toes move more freely. That runner’s high you’re always chasing? It’s right at your fingertips in the Experience Flow 2. Altra EGO™ P35 midsole foam, for a light and efficient feelUpdated heel fit, designed to improve comfort A rocker shape is designed to give the feeling of being propelled forward with each step and provides an efficient toe-off without taking away from your natural stride Re-designed upper with engineered mesh, made to improve breathability With a Roomy Toe Box and Zero-to-Low Drop, Altra shoes are built to keep you comfortable and keep you running Best For: Road Running, Walking Upper: Engineered Mesh Midsole: Altra EGO™ P35 Outsole: Rubber Weight: 7.05 oz / 199.8 g Cushion: High Heel-to-Toe Drop: 4mm Stack Height: 26mm / 30mm Support: Neutral FootShape™: Standard