Brand: MOLTEN（Official authentic, support anti-counterfeiting query） Model: GP7X/GM7X/GT7X/GW7X/GD7X/GD6X Weight: 567-650g Specification: standard 7 # adult ball Perimeter: 749-780mm Material: PU material, butyl liner Applicable venue: cement floor / rubber floor / wood floor Features: FIBA ​​recognized that the ball is preferably PU material, soft texture, balanced particles anti-skid and wear-resistant Basketball maintenance: 1. Inflate correctly Use the special air needle to moisten it and slowly insert it into the ball to inflate it. It is forbidden to inflate directly with a high-pressure air pump. The inflation pressure should be between 7-9 pounds. It cannot be over-inflated. Too full will cause the basketball to deform. Test method: On a flat hard surface, the basketball falls freely from a height of 1.8m, and the rebound height is between 1.2m-1.4m. 2. Do not touch the water Avoid playing in watery fields, and avoid playing in the open air when it rains 3. Should not be pressed Do not kick the basketball or sit on a basketball to rest, forbidden to press the ball with heavy objects. 4. Not to expose long in the sun After use, wipe the surface of the basketball with a rag. Do not wash with water. Store in a cool, dry place. 5. Degumming treatment The degumming due to water contact or other reasons requires the use of blended glue for bonding. Do not use 504 glue. Package included: 1 * basketball (uninflated)