Wilson Kaos Swift 1.5 Womens Tennis Shoe - White/White/Tropical Peach* All Court Shoe * Upper material Leather * Racketworld recommend sizing up if you are unsure of your size * Speed on court means so much more than sprinting fast in a straight line. Wilson's Kaos Swift 1. 5 shoes keep you quick in all directions, from rushing side to side to going backwards for a smash. Since lateral movement is paramount in tennis, these shoes rest on a Kaos Chassis that gives you the flexibility and support to spring side to side.