CONFIGURATION Highcost rubber foaming technology Advanced coloring technology Double Butyl winding liner bladder Size 3 22 Diameter 17 CM Circumference 5657CM Weight 300340g BALLS DO NOT COME INFLATED CHARACTERISTICS Select highgrade environment protection rubber raw material high durability The highcost rubber foaming technology is strictly adopted to make the rubber ball feel more like leather basketball Over the age of 0 can play it INTERNAL FEATURES Fullfledged effervescent gall bladder is used to maintain durability A 200meterlong winding thread is used on the surface of the bladder to enhance the overall texture and maintain the stability of elasticity We are not afraid that you open the ball to check if we really use enough wrapping yarn QUALITY CONTROL Quality assurance from the inside out multilayer wrap yarn process with high grade butyl bladder ensures the stability of the basketball All manual fitting process to ensure quality EXCELLENT AFTERSALES SERVICE Very convenient multichannel return and replacement service