A co-polyester that offers a blend of stiff and soft materials for hard hitters that want maximum power and greater spin for deeper more penetrating shots from anywhere on the court.
$5.75 Shipping with $75 Purchase.
$5.75 on qualifying products* when you make a purchase of $75 or more. When shopping you can identify products by red $5.75 shipping box on product page of items that ship for $5.75.
* All string, grip, clothing, and accessory orders.
** Contiguous US only.
*** Court equipment, Professional Stringing Machines and Tennis Balls are excluded.
Copolymer Polyester Technology
GAMMA copolymer polyester strings feature a high energy core for a crisper feel and maximum control for all types of shots. Copolymer polyester strings hold tension longer and provide maximum durability.
GAMMA String Performance Guarantee
GAMMA guarantees the performance of your GAMMA string. If for any reason you are not satisfied with the performance of a guaranteed string, GAMMA will refund your purchase price. Subject to terms below.
Return must include the GAMMA String Guarantee Claim Form
Return must include the original dated sales receipt from an authorized GAMMA Dealer (no photo copies)
Return must include the entire set of GAMMA string cut from your racquet
Consumer is responsible for returning string to GAMMA at consumer's expense by a trackable shipping method
Limited to one request per household
Amount of refund not to exceed $50.00
Offer available to residents of the United States only
GAMMA reserves the right to cancel this offer at anytime
Please allow 4-6 weeks for refund. Offer void where prohibited by law.
To request a refund you must fill out and return the GAMMA String Performance Guarantee Claim Form (download PDF to the right) within 14 days of purchase.