产品规格：风洞：332凹洞

产品重量：45.6-45.9g

外皮层厚度：直径：1.0mm

产品尺寸：直径：42.6-42.8mm

产品弹力：95%以上

产品压缩度：65%

产品材质：内芯合成橡胶，中间层杜邦漓子树脂。外皮进口沙林

用途：适用于常规比赛、职业比赛球。

Wind tunnel: 332 cavity

Product weight: 45.6-45.9g

Thickness of outer cortex: diameter: 1.0mm

Product size: diameter: 42.6-42.8mm

Product elasticity: above 95%

Product compression: 65%

Material: inner core synthetic rubber, intermediate layer dupont li resin. Sarin is imported from the skin

Application: suitable for regular and professional matches.