<p>The SONICBLAST™ shoe offers a lightweight and responsive ride that makes it functional for tempo runs and your daily training.​</p><p>The midsole features a two-layered foam with FF BLAST™ MAX and FF TURBO²™ cushioning to help create a lightweight, bouncy, and advanced cushioning running experience.</p><p>Additionally, an ASTROPLATE™ propulsion mechanism is centered in the foam. This helps propel your momentum forward, creating a faster feel underfoot.</p>