Fantastic cushioning and support to keep your feet secure.Colour: Black / Blue Jewel / Hot OrangeCushioned and comfortable, the GT-1000™ 4 GS is loaded with technical features for young athletes and future marathoners alike. The fun athletic design features Rearfoot GEL® Cushioning System for excellent shock attenuation and DuoMax® Support System for a stable ride.REARFOOT GEL® CUSHIONING SYSTEMAttenuates shock during impact phase and allows for a smooth transition to midstance.TRUSSTIC SYSTEM® TECHNOLOGYReduces the weight of the sole unit while retaining the structural integrity of the shoe.DUOMAX® SUPPORT SYSTEMA dual density midsole system positioned to enhance support and stability, positioned sport specifically.REINFORCED STITCHED TOE CAPThe outsole is stitched directly to the upper for exceptional durability.