This is our best-selling natural gut string! It offers unmatched power, touch, feel, and comfort for all levels of tennis players. Traditionally, the natural gut has been the top choice for touring pros and recreational players alike looking for premier playability and arm-friendliness. Furthermore, the Thermogut Technology Finishing increases durability and resistance to humidity, and the new BT7 layering technology makes it even 15% more longer-lasting, according to Babolat. This is an ideal choice if you're looking for the best playability, comfort, and feel.

• Gauge: 16G (1.30 mm) , 15L (1.35mm) , 17G (1.25mm)

• Length: 40 feet

• Natural gut material selection: "first grade"

• Thermogut Technology increases elasticity & tension hold

• Color: Natural, Black