A PROFESSIONAL BALL DEVELOPED BY ROBIN SÖDERLING
The All Court Black Edition 4 ball tube. Purchase 12 cans x 4 balls (36balls)
Long lasting durability 
Official ball of ATP World Tour If Stockholm Open 2016
Official ball of ATP World Tour Memphis Open 2017
Gas ball with an exclusive felt for top quality and amazing feel
ITF approved
More info visit www.rs-tennis.com