Use 10-15% less tension than with traditional nylon strings

Features an exclusive polyurethane formula to offer increased power

Unique Stage 3 Red tennis balls are perfect for the job

30 660' Reel

A special coating creates a crisp feel and sound that players expect every time they take the court

Under Armour Velociti Elite 2 Unisex Black Size:Men's 7 / Women's 8.5 Use 10-15% less tension thanFind your fastest pace in the Under Armour Velociti Elite 2 Unisex! Tested by some of the world's fastest runners, these marathon shoes help you push the pace and discover your potential. A full length carbon plate propels every stride, while rubberless UA Flow Cushioning provides a light and grippy feel. Built to hit race winning speeds, the Under Armour Velociti Elite 2 Unisex helps you reach the finish line faster! Shoe Technology Upper: Warp 2. 0