KUMPOO JS-69 Badminton String

The Kumpoo JS-69 is a 0.69mm badminton string designed for power-focused players who need a thick, durable string that holds tension through intense rallies. Its multifilament + braiding construction delivers a solid, controlled feel with every swing.

Specifications

• Gauge: 0.69 mm × 10 m
• Material: Ultra high strength nylon (core) + High strength nylon (outer)
• Composition: Multifilament + Braiding processing
• Available Colors: White, Ice Blue, Light Purple, Fluorescent Yellow

Why Choose JS-69?

• Thickest gauge in the JS series for maximum durability
• Excellent tension retention for consistent power delivery
• Arm-friendly multifilament core reduces vibration
• Ideal for hard hitters and players who break strings frequently

The JS-69 is the go-to string for players who demand toughness and reliability without sacrificing playability.