All Yonex strings

Poly Tour Drive is a monofilament with octagonal shape and composition based on copolyester. The average static stiffness is 0.6 kg/mm.

Rexis is a multifilament/synthetic with round shape and composition based on nylon/polyamide. The average static stiffness is 0.6 kg/mm.

Tension holding

Poly Tour Spin G is a monofilament with pentagonal shape and composition based on copolyester. The average static stiffness is 1.2 kg/mm.

Control Spin Tension holding

Poly Tour Fire is a monofilament with round shape and composition based on copolyester. The average static stiffness is 0.7 kg/mm.

Spin

Poly Tour Rev is a monofilament with octagonal shape and composition based on copolyester. The average static stiffness is 0.85 kg/mm.

Poly Tour Pro is a monofilament with round shape and composition based on copolyester. The average static stiffness is 0.9 kg/mm.

Poly Tour Rev is a monofilament with octagonal shape and composition based on copolyester. The average static stiffness is 0.75 kg/mm.

Spin

Dynawire is a multifilament/synthetic with round shape and composition based on copolyamide. The average static stiffness is 0.77 kg/mm.

Resilience peak Stability Tension holding

Poly Tour Strike is a monofilament with round shape and composition based on polyester. The average static stiffness is 0.95 kg/mm.

Power Spin Tension holding

Multi Sensa is a multifilament/synthetic with round shape and composition based on copolyamide. The average static stiffness is 0.62 kg/mm.

Resilience peak