Product Description
Professional KBA and KISS Certified Performance for Junior and Female Players
The Star Sports New Jumbo BB416 is a high-performance size 6 basketball, officially certified by both the Korea Basketball Association (KBA) and the Korea Institute of Sport Science (KISS). Specifically sized for junior high school students and female players, it offers the perfect balance between weight and control. Crafted from premium synthetic leather with a high-strength surface treatment, this ball boasts exceptional wear resistance on both indoor and outdoor courts. The application of a specialized adhesive ensures a superior "tacky" grip, allowing for precise ball handling and shooting accuracy. Combined with advanced internal reinforcement that maintains a perfect spherical shape, the New Jumbo BB416 provides professional-grade durability and a consistent bounce for competitive play.
- Dual Certified: KBA & KISS
Meets the rigorous quality and safety standards of South Korea's top sports authorities for official match consistency.
- Premium Synthetic Leather (PU)
Utilizes top-tier synthetic leather that offers a soft, natural feel while ensuring professional-level performance.
- High-Strength Wear Resistance
Specially treated surface designed to withstand heavy friction, extending the ball's lifespan on various court textures.
- Advanced Adhesive Grip Technology
Features a special surface adhesive that maximizes palm friction, providing elite control during fast-paced drills.
- Exceptional Sphericity and Durability
Reinforced internal structure prevents deformation, ensuring the ball stays perfectly round through thousands of bounces.
- Optimized Size 6 Specification
The standard size for women's professional leagues and junior competitions, offering a comfortable fit for smaller hand spans.
- Vibrant Design for High Visibility
Classic professional basketball aesthetic that is easy to track visually during fast-paced games and drills.

Global Shipping
ROAExpo provides Global Shipping to over 130+ Countries worldwide.
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
Shipping availability and transit time may vary depending on destination country and local regulations.
Shipping Cost Calculation
- Destination Country
- Total Shipment Weight
- Selected Shipping Method
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.
Customer Support
???? cs@roaexpo.com
☎️ +82-2-6951-0318 (Available Monday–Friday, 10:00–17:00 KST)
Authentic Products Guarantee
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
???? cs@roaexpo.com
☎️ +82-2-6951-0318 (Available Monday–Friday, 10:00–17:00 KST)