36 x 3 Ball Can Championship Tennis Ball Size:OS With a more streamlined dual

With a more streamlined dual chest strap adjustment system

Moisture-wicking

overall speed and explosivenessStrengthen lower-body muscle groupsAdjust weight options for variable weight resistanceIncludes 3 durable weight bags that can each be filled with up to 10 lbs of sand (30 lbs total)Adjustable leash length to accommodate athletes of any size

Highest level of resistance available

Connected features include smart notifications for incoming texts

36 x 3 Ball Can Championship Tennis Ball Size:OS With a more streamlined dualThe Head CHAMPIONSHIP Ball is a durable, comfortable and easy to play ballPerfect for a quick hit or game on every surfaceThis all rounder ensures great durability and an all around top performance for the occasional club players