The Streakfly 2 can help you out-kick the opposition on race day. This speedster now comes with a carbon fiber Flyplate, complementing the ultraresponsive ZoomX foam midsole and minimal upper you loved on the original. From the 10K to the mile, it can help you take your distances to the next level. Design: Lightweight and breathable for a barely-there feel In-Shoe Comfort: Full-length carbon fiber Flyplate for a propulsive, snappy feel to enhance smooth transitions and confident cornering ZoomX foam midsole provides ultra-responsive cushioning for energy return Additional Details: Weight: Approx. 145g / 5.1oz (Men's US 10) Heel-to-Toe Drop: 4mm