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Founded in 2015, Diadem revolutionized the tennis industry by creating innovative, top-tier products that would optimize players' performance. The Diadem team is composed of former collegiate and professional players and coaches who develop cutting-edge products suitable for players of all levels in tennis and pickleball. Diadem's flagship product, the Solstice Power string, features patented Star Core Technology, delivering unparalleled spin and ball control. Beyond tennis, Diadem extended its expertise into the booming pickleball industry. The Diadem product line now includes strings, racquets, paddles, balls, bags, grips, and accessories for both sports.

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