Head Synthetic Gut - White - String Reel Gauge:17 The Gamma Hi-Rise Hopper is

The Gamma Hi-Rise Hopper is excellent for teaching/training

Woven texture helps sustain cooling effect

Every detail—from the placement of the pockets to the length of the inner shorts—was worked and reworked until Nike got it right

Classic style in classic tennis whites

Head Synthetic Gut - White - String Reel Gauge:17 The Gamma Hi-Rise Hopper isThe Synthetic Gut from Head is a great blend of durability and playability. It is constructed from a solid nylon core (offering that longer lasting string) with a multifilament wrap to provide comfort and feel. This is a great basic string that covers all the bases for the all around player. Gauge: 16 (130) and 17 (125) Material Composition: Solid core nylon with multifilament wrap Colour: White Length: 660 feet 200 meters