Adidas joins as Official Clothing Partner for the 2025 Billie Jean King Cup by Gainbridge Finals in Shenzhen

September 15, 2025

The Billie Jean King Cup by Gainbridge today welcomes adidas as an official partner for the 2025 Finals, taking place in Shenzhen from September 16–21, and will provide branded apparel for ball kids, match officials, and event staff throughout the tournament. BILLIE JEAN KING Cup