For nearly 30 years, the GT-2000 series has been the stability choice for many runners, from casual weekend heroes to marathon graduates. The GT-2000 9 shoe has been redesigned using a one-piece mesh construction for an improved fit. This new upper has also been reinforced in key areas, giving you added support as you run. Finally, asics has positioned a combination of FLYTEFOAM and GEL technology in the midsole for cushioning. This provides lightweight comfort and reduces the overall impact of the impact.