Yonex BG Aerobite Boost Badminton String Set of Grey/Red Main 0.72mm 21ga Cross 0.61mm 22ga Type and Gauge:Set of Grey/Red Main 0.72mm 21ga Cross 0.61mm 22ga A special low-density co-polyester offers

A special low-density co-polyester offers more softness

Front : vertically right & left // Back : horizontally or vertically

Outsole: MaxTrac™ Rubber with TrailClaw™

FLEXION FIT PU FOREFOOT

Standard specs include:

Yonex BG Aerobite Boost Badminton String Set of Grey/Red Main 0.72mm 21ga Cross 0.61mm 22ga Type and Gauge:Set of Grey/Red Main 0.72mm 21ga Cross 0.61mm 22ga A special low-density co-polyester offersA hybrid multifilament string engineered for maximum control without sacrificing repulsion. The vertical strings are made of VectranTM, a super fiber more than twice as powerful as nylon. Gauge mains 0. 72 mm; crosses 0. 61 mm Length mains 5. 5 m (18 ft) crosses 5 m (16 ft) Core High Intensity Nylon Multifilament, Super Fiber: Vectran (mains only) Outer High Polymer Braided Nylon Fiber, Oval Shaped (mains only) Coating Mains Polyurethane Coating