• FuelCell foam delivers a propulsive feel to help drive you forward
• Synthetic engineered mesh upper for breathability and a lightweight feel
• Sleek tongue construction and a thinner collar provides maximum heel lockdown
• Energy Arc
• Carbon Fibre Plate
• Adjustable lace closure for customized fit
• Overall low-stack design provides snappy ground feel for a faster feeling
• 157 grams (5.5 oz)