The Yonex Poly Tour Fire 1.25mm is a high-performance polyester tennis string designed for players who demand maximum control, spin, and durability. Featuring Yonex’s SIF (Silicone Infused Filament) Technology, this string reduces friction between the mains and crosses, enhancing snapback for more explosive spin potential. The 1.25mm gauge provides an excellent balance of precision and power, making it ideal for aggressive baseline players who rely on heavy topspin and controlled shot-making.

Key Features:

• SIF Technology – Enhances string movement for greater spin potential and snapback.

• Durable Polyester Construction – Ideal for players seeking longevity and tension stability.

• 1.25mm Gauge – Provides a blend of control, power, and comfort.

• Great for Heavy Hitters – Designed for players who generate high racket head speed.

• 200m Reel – Perfect for frequent stringers and players who restring often.

Best Suited For:

• Advanced and intermediate players looking for spin-friendly control.

• Aggressive baseline players who hit with heavy topspin.

• Frequent string breakers needing a durable poly option.