**Product Specifications:**
**Brand:** SPALDING
**Series:** HIGHLIGHT
**Model:** 76-868Y + 76-869Y
**Color:** Black/Gold or Black/Red
**Size:** Size 7 (Standard)
**Material:** PU
**Weight:** 560-665g
**Circumference:** 75-78cm
**Circumference Difference:** 3.5mm
**Pressure Standard:** 7-9 PSI
**Indoor/Outdoor:** Suitable for both indoor and outdoor use
**Design:** Five-star skin with gold/red HIGHLIGHT logo
**Features:** Composite skin material, anti-slip and durable, with good grip
**Inner Layers:**
1. PU skin material for anti-slip and durability
2. Middle layer for structural support and protection
3. Yarn winding for integrity and durability
**Inner Bladder:** Butyl rubber bladder for stable pressure and leak resistance
**Anti-Counterfeiting Chip Verification:** NFC chip verification available on compatible Android and iOS devices
**Anti-Counterfeiting Code Verification:** Scratch off the coating on the label to scan the QR code for verification
**Maintenance Tips:**
- Avoid water contact, heavy pressure, direct sunlight, over-inflation
- Use a damp cloth for cleaning, store in a cool, dry place
**Inflation:** Inflate to 7-9 PSI, do not over-inflate
**Court Compatibility:** Suitable for wooden, PU, cement, and rubber courts
**Air Leakage Test:** Allow the ball to sit inflated for 24 hours, any pressure drop over 15% indicates leakage
**Basketball Size Chart:**
| Size | Circumference | Weight | Recommended Use |
|------|---------------|--------|-----------------|
| Mini | 18-20cm | 48-56g | Recreational |
| Size 1 | 41-45cm | 120-230g | Recreational |
| Size 3 | 56-57cm | 300-340g | Recreational |
| Size 4 | 65-67cm | 370-410g | Youth |
| Size 5 | 69-71cm | 470-500g | Youth |
| Size 6 | 72-74cm | 510-550g | Women |
| Size 7 | 75-78cm | 560-665g | Standard |
**Note:** Specifications subject to change without notice.
