This version features H-Frame™ technology to control overpronation for smooth transitions

a water bottle holder and the best quality wheels in the industry for effortless rolling action

greater flexibility

More penetrating balls

Functional and Durable: LED light lets you know when the HRM 600 is awake and ready to go or when the battery is running low

Wilson Tennis Club 1/2 Zip Mock Sweatshirt Men's COLLECTION-Type-Teaching Materials This version features H-Frame™ technologyElevate your off court look in the Wilson Tennis Club 1 2 Zip Mock Sweatshirt! This versatile sweatshirt is the perfect layer to keep you warm and comfortable. From early morning practice to post match cooldowns, the Wilson Tennis Club 1 2 Zip Mock Sweat serves up style wherever you are! Snap Front Mock Neck Forward side seams with zip pockets Rib cuff and hem Embroidery graphic at left chest