All Categories
Flex grooves in the outsole promote natural flexibility
Knit fabric conforms to your foot for a snug feel
Rounded heel promotes a natural range of motion
No-sew overlay at the laces and toe tip adds durability
Injected unit sole (IU) midsole provides a resilient ride and enough durability to double as an outsole. This allows for a reduction in rubber and overall weight
NIKE flex experience front 8 men's running shoe delivers snug, dynamic comfort on your run—and beyond. Mesh around the heel along with flex grooves in the outsole encourage a natural ride that adapts to your every step.