**Product Specifications**
**Brand:** SPALDING
**Model:** 77-766Y
**Material:** PU
**Type:** Basketball
**System:** Night Glow Series
**Suitable for:** Indoor and Outdoor Use
**Glow-in-the-Dark Principle:** The basketball does not naturally glow and requires exposure to light before glowing. Glow duration is limited.
**Glow Status:** Normal
**Special Features:** Black technology leather with special glow material for a luminous effect in dark environments. Designed with a jade stone texture background for a dazzling effect.
**Structure:** Durable for all types of courts, featuring a butyl bladder, nylon windings, high-quality carcass, and composite PU cover.
**Usage Scenarios:** Suitable for various courts including plastic, wooden, and cement courts for different playing experiences.
**Basketball Size Chart:**
- Mini Ball: 18-20cm circumference, 48-56g weight, for leisure and entertainment use.
- Size 1: 41-45cm circumference, 120-230g weight, for leisure and entertainment use.
- Size 3: 56-57cm circumference, 300-340g weight, for leisure and entertainment use.
- Size 4: 65-67cm circumference, 370-410g weight, for youth use.
- Size 5: 69-71cm circumference, 470-500g weight, for youth use.
- SPALDING Size 6: 72-74cm circumference, 510-550g weight, for women's use.
- Size 7: 75-76cm circumference, 600-650g weight, standard basketball.
