Asics Novablast 4 Blue Expanse Black Walking Smart connectivityBluetooth enabled to sync with Smart connectivityBluetooth enabled to sync with the Therabody app for guided routines and personalized recovery CUSHIONING: Advanced NITRO FOAM technology providing superior responsiveness and cushioning in a lightweight package ENERGY: INNOPLATE carbon fiber plate gives you maximum propulsion Trampoline inspired outsole design Helps provide a more responsive bounce back At least 75% of the shoe’s main upper material is made with recycled materials to reduce waste and carbon emissions The sockliner is produced with the solution dyeing process that reduces water usage by approximately 33% and carbon emissions by approximately 45% compared to the conventional dyeing technology Reflective details Help improve visibility in low light settings