Product DetailsThe GT-1000™ 5 GR edition pays tribute to bring awareness to childhood cancer with its Gold Ribbon badge detail. The shoe's seamless upper features a new engineered mesh- designed to increase breathability and forefoot support. Layered with our signature GEL® cushioning to reduce shock from harsh impact, this performances shoe also offers an upgrade in stability, while weighing in at 0.5ounces lighter than last year.ASICS has teamed up with Cookies for Kids’ Cancer, a non-profit organization committed to raising funds to support research for pediatric cancer.For every specially marked product from the collection made available in retail stores nationwide from August 1 to November 30, 2016, ASICS America will donate $10 for each pair of shoes purchased to Cookies for Kids’ Cancer, with a guaranteed minimum donation of $100,000, up to $150,000. Heel Height: 21mm. Forefoot Height: 11mm.