The SONICBLAST™ 2 shoe offers a lighter and more energetic ride that makes it functional for tempo runs and your daily training. The midsole features a two-layered foam with FF BLAST™ MAX cushioning, FF TURBO™ SQUARED cushioning, and an FF TURBO™ SQUARED trampoline pod. These features help to create a lightweight and bouncy running experience with advanced impact absorption. Additionally, the ASTROPLATE™ technology is modified with a forked shape. This helps to propel your momentum forward, creating a faster feel underfoot. CUSHION: High SUPPORT: Neutral, Neutral GOAL: Further Material & Technology Engineered mesh upper A lightweight, breathable mesh material helps reduce the need for additional overlays. ASTROPLATE™ technology This midsole plate made of Pebax® balances propulsion with flexibility for versatility in everyday training. FF BLAST™ MAX cushioning One of our most energetic midsole foams that's complemented with cloud-like softness and a responsive energy return in each step. FF TURBO™ SQUARED cushioning One of our bounciest midsole foam delivers a powerful energy return with a springy feel for both training and race day. FF TURBO™ SQUARED trampoline pod A forefoot midsole construction that helps amplify the bounce experience. ASICSGRIP™ outsole rubber ASICS® proprietary outsole that provides advanced grip on a variety of terrain.