The size ladder nobody explains: soccer ball sizes by age, 3, 4 and 5
Soccer ball sizes by age with real numbers: size 3 at 580-600 mm and 280-310 g, size 4 at 640-660 mm, size 5 at 680-700 mm. What the label hides.
chibegift
Why a thermal bonded soccer ball costs 18% more and saves you a second order
A thermal bonded soccer ball costs 18% more than a stitched 4.0 mm PU ball on a 3,000 piece order. Where the money goes, and when it is wasted.
The 110 gram decision: 1.6 mm or 2.7 mm PVC on a school soccer ball
A 1.6 mm and a 2.7 mm PVC soccer ball can share the same 680-700 mm circumference and still behave like two different products. Here is the 110 gram gap.