Star Sports Basketball Nava Jumbo BB337 Size 7 Premium Microfiber Polyurethane Fabric Soft Touch Technology High Durability and Sphericity
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Product Description
Professional Grade Size 7 Basketball with Microfiber Technology for Ultimate Grip and Impact Reduction
The Star Sports Nava Jumbo BB337 is a high-end size 7 basketball crafted from premium microfiber polyurethane (PU) fabric, offering a luxurious, natural leather-like feel with superior durability. This ball is engineered with specialized soft-touch technology to reduce impact on the fingers during fast-paced play and hard catches. Its internal structure is reinforced with high-performance materials to ensure consistent sphericity and a predictable bounce over time. Whether on an indoor hardwood court or an outdoor surface, the BB337 provides elite ball control and a "sticky" grip that helps players perform at their peak.
- Premium Microfiber PU Material
Features high-quality microfiber fabric for a soft, professional-grade touch and exceptional resistance to wear and tear.
- Shock-Absorbing Soft Treatment
Anatomically designed to minimize finger impact, providing a safer and more comfortable playing experience during intense games.
- Superior Sphericity and Rebound
Reinforced with special internal materials to maintain a perfect round shape and provide consistent flight paths.
- Official Size 7 Specification
Meets professional standards with a circumference of 749-780mm and weight of 567-650g, ideal for adult men’s competitions.
- All-Court Versatility
Designed for both indoor and outdoor use, with a surface that maintains its grip even in dusty or high-friction environments.
- Enhanced Grip and Control
The microfiber surface provides natural friction, ensuring the ball stays securely in your hand for precise shooting and dribbling.
- Trusted Star Sports Quality
A top-tier model from Korea's leading sports brand, recognized for reliability and professional performance.

Global Shipping
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All orders are shipped from our Central Logistics Hub, currently operated in South Korea, where ROAExpo directly performs free pre-shipment QQ Inspection (Quality & Quantity Inspection). Additional regional logistics hubs will be expanded globally in the future.
Available Shipping Methods
- Sea Parcel – Most economical option for heavy or bulk orders
- Air Parcel – Balanced option between cost and delivery speed
- EMS – International postal delivery service
- FedEx – Fast express courier service
- UPS – Premium international courier service
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- Total Shipment Weight
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Products from different brands or stores can be combined into one shipment when shipped from the same origin country.
You can combine products from multiple brands or stores in one cart to reach the USD $150 purchase threshold and receive shipping discounts, as long as the products are shipped from the same origin country.
The Final Shipping Cost Before Payment is clearly displayed at checkout. There are No Hidden Fees after payment confirmation.
Shipping Discount Benefits – Global Free Shipping (GFS)
- Orders over USD $150 with total shipping weight under 3kg may qualify for Free Shipping
- If total shipping weight exceeds 3kg, customers may receive up to USD $30 Shipping Discount
- The GFS Coupon (Code: ENJOYGFS-KOR) is automatically issued to eligible members and can be found in the member’s account after login. There is no limit on the number of uses.
- The GFS coupon may be combined with other promotions or coupons
- Eligibility may vary depending on product category, shipping method, and stock availability
Final discounted shipping cost is shown before payment confirmation.
Seasonal shipping promotions are announced on our homepage banners and member emails.
Order Processing & Tracking
All orders undergo free pre-shipment QQ Inspection directly performed by ROAExpo before shipment.
Once shipped, a Tracking Number will be provided to the customer.
Delivery time may vary due to customs clearance, local carrier operations, weather conditions, or public holidays.
Customs & Import Duties
Import duties, taxes, and customs fees may be charged by the destination country and are the responsibility of the customer unless otherwise stated.
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All products sold on ROAExpo are Authentic Products sourced directly from Official Suppliers or manufacturers.
Returns Due to Defect or Shipping Error
If a product arrives damaged, defective, or incorrect, please contact Customer Support within 7 days of delivery and provide photos or videos as evidence.
ROAExpo will review the case and provide appropriate resolution, including replacement or refund when applicable.
Returns for Change of Mind
Due to international shipping and customs regulations, returns for personal reasons may be restricted.
In such cases, the customer may be responsible for all return shipping costs and any applicable customs charges.
Please contact Customer Support before initiating any return shipment.
Refund Processing
Refunds are processed after the returned item is received and inspected, or after the claim is verified.
Refund processing time may vary depending on payment method and financial institutions.
Non-Returnable Items
Certain products may not be eligible for return due to hygiene, safety, or manufacturer restrictions.
Customer Support
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