Sizing: Fits small; purchase 1/2 size larger than standard running shoe lengthHeel: Medium to narrowMidfoot: Medium to low volumeForefoot: MediumToe-Box Height: Medium to lowArch Structure: MediumShoe Shape: Semi-curved The Saucony Freedom ISO is a performance uptempo running shoe that blends a responsive midsole with a luxurious yet lightweight upper.Available July, 2017.