Keep It MovingKnit fabric is lightweight to help you move freely and without distractions

responsive and durable

the PWRRUN PB offers an ultra-bouncy ride that makes track workouts a blast while delivering the protection needed to tackle long runs with ease

the streamlined design of the Performance-T delivers when the heat is on

sock-like fit around the ankle

Men's Xero HFS II Brand_Tailwind Keep It MovingKnit fabric isHFS V2 A new take on Xero's most popular minimal running shoe. An evolution of their best selling road running shoe, the HFS V2 is even more comfortable, and more stylish. Light, Grippier, and Comfier Like the original HFS, the HFS V2 is super lightweight (235g, M9) so youll feel like youre flying down the road. And with a new tire tread inspired outsole, youll feel secure even if you go off road.