AfterPay Available - Reliable cushioning and support in a lightweight package. The updated GT-1000 12 aims to modernise the beloved GT-1000 silhouette, all while maintaining the feel that you have grown to love. Designed for an active lifestyle as well as being functional for running or the gym, the GT-1000 is a great choice for anybody looking for a multi-purpose trainer. A reimagined soft mesh upper, as well as all-new heel shape provide a more secure fit.