Inspired by the Blast Beyond Series from Asics, they wanted to make this shoe softer and lighter. The Verablast 4 Performance Runner is designed to provide great comfort for a range of activities. The Versablast 4 focuses on the runners energy return, Asics equipped the midsole foam with a responsive rebound for a fast feel underfoot. Features a breathable mesh upper that adapts to the foot, ensuring a comfortable fit and pleasant foot climate.