Tecnifibre 4S
Best control and spin for advanced players.
This square-profile polyester string delivers a potent combination of heavy spin and increased power. It stands out for its improved durability and reliable tension maintenance, making it a dependable choice for players who want to dictate points with aggressive, spin-heavy shots.
$15.95
at
Tennis Inc (Tennis-Point / TennisIncShop)
Who it's for
- Aggressive baseliners seeking to dominate points with heavy spin
- Advanced players prioritizing shot placement and consistency over raw power
- Frequent players needing a durable string that consistently performs match after match
Who should skip it
- Players with arm sensitivity or accustomed to softer, more forgiving strings
- Developing players who rely on stringbed power for depth and pace
- Stringers or players preferring easy-to-install, rounder, more pliable strings
Performance breakdown
Spin Potential
The four-sided profile bites aggressively into the ball for heavy rotation.
Durability
Copolymer construction significantly extends the lifespan compared to standard polyester strings.
Tension Stability
Maintains consistent playability and feel throughout the string's entire lifespan.
Power Output
Delivers an explosive energy return that rewards aggressive, full-swing groundstrokes.
Control Precision
Offers a predictable response that helps players confidently target tight corners.
Comfort Level
Stiffer polyester feel prioritizes performance over plush, arm-friendly softness.
Key Specs
Material
Copolymer Monofilament/Polyester
Gauge
16g (1.30mm), 17g (1.25mm), 18g (1.20mm)
Length
660 feet
Shape
Square 4-sided
Type
Polyester
Know before you buy
Still have a question?
Ask Metto anything about the Tecnifibre 4S before you decide.
