Durable all-around badminton string, 0.70mm thickness, 10m length. I had these as spares, but I can no longer play badminton, so I'm selling them. - Brand: YONEX - Model Name: BG65 TI - Thickness: 0.70mm - Length: 10m - Durability: High durability all-around model - Color: Black: 2 pieces Blue: 1 piece Thank you for looking.