Adidas

UPPER: Sprintskin single layer synthetic drastically reduces the adizero's weight. Innovative internal TPU support bands in the upper offer support and stability. INSOLE: Ultralight sockliner is carefully designed to not add bulk. Comes with second pair of comfort sockliners. OUTSOLE: Sprint frame for lightweight stability. TRX TPU outsole has a new stud configuration that improves your balance at top speeds. The F50 adizero FG is best on firm, natural surfaces. WEIGHT: (5.8 oz.) Imported.