Kumpoo x B.Duck Sports Socks KS0-416/418/419 Color:Yellow/White (KSO-419) These three tennis balls are

These three tennis balls are fluoridating yellow and have a special felt so you can see the balls well during twilight

making it a top-tier choice for performance-focused players

(004) Yellow

Anti-pilling

If the first digit is 1

Kumpoo x B.Duck Sports Socks KS0-416/418/419 Color:Yellow/White (KSO-419) These three tennis balls areKumpoo x B. Duck Sports Socks KS0 416 418 419 Crafted with a delicate texture, these Kumpoo x B. Duck Sports Socks KS0 416 418 419 provide breathability, sweat absorbency, and a comfortable fit for your feet. Color: White Black (KSO 416), Yellow Black (KSO 418), Yellow White (KSO 419) Material: 78% cotton + 20% polyester + 2% spandex Size: 24 26 cm (EUR 38 42)