The Babolat Xcel 16 660' is as close to natural gut as you can get from a synthetic string

Perfectly engineered using the Fibonacci Sphere Algorithm to create 40 holes evenly spaced for consistent flight and bounce

The streamlined design optimizes comfort and eliminates friction while you run

When conditions are chilly

Airmesh Venting offers excellent airflow

ASICS GEL-Challenger 15 Clay Women's White/Pure Silver Size_08558.5 Wide (EE) The Babolat Xcel 16 660'Battle from the baseline in the ASICS GEL Challenger 15 Clay! This stable tennis shoe helps players control every point. Stay secure during volleys or tracking down deep lobs in the synthetic leather upper. WINGWALL technology in the sidewalls supports lateral movements. If you want to step into your shot and stroke the ball with pace, the ASICS GEL Challenger 15 Clay supports your game! What's New? Updated synthetic leather upper provides a softer