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Official image unavailableYonex Poly Tour Pro 1.15 mm
Stringperformance tier

Yonex Poly Tour Pro 1.15 mm

Polyester · 1.15 mm · Soft · 20–25 kg

Co-polyester · 1.15 mm · round · soft

Who it is for

intermediate, advanced players who want ezone frames.

Why it works

Co-polyester in a round profile at 1.15 mm gives this string its soft character. The brand positions it as a softer, more forgiving option.

Watch-outs

Numeric feel ratings on this page are editorial, not manufacturer measurements. Firm full polyester is not a safe default for players under 13, for smaller juniors or for anyone with elbow, wrist or shoulder trouble — a multifilament, synthetic gut or a professionally chosen hybrid is the safer starting point.

Strengths

  • Softer construction is kinder on the arm
  • Sold in 1 gauge — thinner bites more, thicker lasts longer

Trade-offs

  • Polyester loses tension well before it breaks — restring on a schedule, not on breakage
  • Feel ratings here are editorial; the only real test is a session on your own frame

Compatible player profiles

  • Intermediate swing speeds
  • Advanced swing speeds
  • Players protecting an arm