JAPAN TECHNOLOGY0.66mm : 10metrePOWER 10/10CONTROL 9/10SOUND 8.5/10DURABILITY 10/10[Supreme Core]- High modulus polyamide multifilament dipping UHMW polymer glue , increase strength and durability[Cross Link Braided Wrap]- Specialty cross braided outer warps to create stronger shell increase durability .- Texture surface with good control and playbility, ultra high viscosity monofilament with tight braid pitches , better cushion absord energy during hitting[Benefits]Excellent for players looking for greater string durabilityExted string life and solid feelClear crisp powerful sound(The price of string is not incruding string service)