U4

With Mesh Cover:

The mesh coverassists shot development by adding air resistance to your swing. This improves strength and gives you the ability to deliver more powerful shots.

Flex: Medium

Frame: Graphite

Shaft: Graphite

Length: 10mm Longer

Weight / Grip : Avg. 150g G4

String Advice: G4 (20-30 lbs)

Color: Cool Black

Technology:ISOMETRIC, AERO+BOX Frame

AERO+BOX Frame:

AERO and BOX frame profiles are combined to give both a faster swing and more solid feel.

ISOMETRIC:

The square-shaped ISOMETRIC frame shape is designed to keep vertical strings at a similar length, as well as the horizontal strings, to produce an expanded sweet spot in all directions.

Increase muscular strength with this all-carbon muscle training racquet.