Train at top speed in these Hyperion running sneakers Lightweight mesh upper offers increased breathability DNA Flash v2 nitrogen infused cushioning offers protected comfort and speed while being 10% more responsive RapidRoll rocker outsole with a SpeedVault Plate to actively assists in quick heel-to-toe transitions for quick turnover Increased stack height, with 2mm added to forefoot Made with recycled materials equivalent to 7 plastic water bottles Brooks Women's Hyperion Max 2