The 10th anniversary of the GT-1000 running shoe improves on everything that has come before. The upper adjusts to your foot's natural shape while providing a comfortable midfoot holdand the improved heel fit creates a more secure feel. The shoe also featuresGEL technology cushioning in the heel to improve shock absorptionand integrates a FLYTEFOAM midsole material that offers a softer and more supportive feeling at footstrike.