Feel the force with the GRAVITY TOUR

not too tight

and a guidance frame to help steer your stride

it has successfully withstood the world's hardest serves

With its hardness and rebound

Kinvara 14 Mens Size:UK7/US8 Feel the force with theSpeed, pure and simple. Want to hustle harder? Go the distance faster than ever in the new Kinvara 14. Tailored with a light than ever feel, it's got enough PWRRUN foam cushioning and security to handle an extra mile or ten. . FEATURES & BENEFITS PWRRUN foam midsole with PWRRUN+ sock liner helps propel you forward Designed to stand up to consistent wear and tear SPECS Category: Neutral Heel to toe Offset: 4mm (31mm heel 27mm forefoot) Weight: Men's 7.