Li-Ning No.7 Boost string
- Delivery & ReturnReturn & Replacement Policy
- Return & replacement accepted within 7 days of delivery.
- Item must be unused, unworn, unwashed, and in original packaging.
- Unboxing video is mandatory for any return or replacement request.
- Contact our support team before sending the item back.
- *Return shipping charges may apply.
₹850.00 Original price was: ₹850.00.₹549.00Current price is: ₹549.00.
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If you are an intermediate/club player, this racket is very good value for the price in India. It offers a powerful build, head-heavy balance for smashing, and lightweight design.
If you are more advanced or want longevity / higher spec for tournament play, compare with higher-end models (higher tension, stiffer shaft, etc).
If youâre a younger player or intermediate adult player looking for a value racket with good power potential, the HUNDRED Powertek 1000 Jr is a good choice.
If youâre more advanced, or want longer durability, higher string tension, or a more balanced/allâround feel, you might want to compare the âProâ variant.
- NANOMETRIC DR:NANOMETRIC DR is a new carbon material developed by Yonex based on our unique NANOSCIENCE technology. Created from a material originally developed for next generation space aviation by Toray Industries, Inc., this marks the first time it has been used within the racquet industry. By combining firm shuttle hold and high repulsion, NANOMETRIC DR puts the DUORA into a class of its own.
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Durable design for long-lasting play
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Lightweight build for better control
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Suitable for beginners and professionals
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Comfortable grip for powerful shots
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Weight/Grip Size: Available in 3U (85â89g) and 4U (80â84g) with G5 grip size
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Flexibility: Medium flex
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Balance: Head-light
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Frame Material: Graphite + Resin
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Shaft Material: Graphite + Resin + 7.0 Shaft
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String Tension: Up to 27 lbs for 3U and up to 26 lbs for 4U
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Weight/Grip Size: 4U / G5
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Frame Material: Graphite + Resin
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Shaft Material: Graphite + Resin with a 6.8mm shaft
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String Tension: Up to 24 lbs (10.5 kg)
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Balance: Even-balanced
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Flexibility: High-flex
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Weight & Grip: 4U (approx. 85g), G5 grip size
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Flexibility: Extra Flexible
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Balance: Even-balanced, providing a mix of power and control
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Frame & Shaft Material: Graphite + Resin, with some models featuring a 7.0 shaft for enhanced resilience
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String Tension: Supports up to 31 lbs (14 kg), accommodating various stringing preferences
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Head Shape: Isometric, enlarging the sweet spot for better accuracy
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Technology: Incorporates AERO-SWORD technology, combining aerodynamic and sword-like frame designs to reduce air resistance and increase swing speed
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Durable design for long-lasting play
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Lightweight build for better control
â
Suitable for beginners and professionals
â
Comfortable grip for powerful shots
The Li-Ning 3D Calibar X Boost is suitable for intermediate to advanced players who prefer an attacking playstyle. Its head-heavy balance and flexible shaft provide the power needed for aggressive shots, while the lightweight design ensures maneuverability for quick reactions.
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Durable design for long-lasting play
â
Lightweight build for better control
â
Suitable for beginners and professionals
â
Comfortable grip for powerful shots



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