Core Zero High Tops boots The flyknit upper stretches with

The flyknit upper stretches with your foot rather than fighting against it

encouraging better posture and balance through the day

which keeps the foot cooler and drier than synthetic linings

Outsole: Rubber sole that is strong

Upper: PU leather with a smooth finish that produces crisp

Core Zero High Tops boots The flyknit upper stretches withThe Core Zero High Tops wrap the ankle in the same waterproof PU as the low top version, giving you full coverage without added bulk. The rubber grip sole handles wet and dry surfaces equally well. MATERIALS & CONSTRUCTION Upper: Premium eco friendly synthetic leather (PU) that is waterproof and easy to clean. Outsole: Rubber with exceptional slip resistance for confident footing on any surface. Insole: Removable EVA (ethylene vinyl acetate) insole