COVID-19 UPDATE: Our online store remains open, allowing you to shop from the comfort of home.
GAMMA has a 40-year history of developing innovative products that have advanced the game of tennis for players of all levels. GAMMA high performance irradiated tennis string created a paradigm shift from natural gut to synthetic strings.
Today, the revolutionary Glide Cross String provides more spin, power and comfort to any string type. GAMMA RZR Advanced Aerodynamic Rackets are moving at unprecedented speeds providing ball pace and spin desired by top players. GAMMA markets and sells an entire line of over 5,000 products including GAMMA rackets, strings, racket accessories, tennis balls, grips, vibration dampeners, Ball Hopper ball baskets and teaching carts, court equipment, and 10 and Under teaching aids, all engineered to GAMMA quality standards.