durable ball for training and play. Made of durable material and equipped with an air chamber for optimal air tightness. The Select Champion 4.0 ball has a Zero-Wing latex air chamber that effectively retains air inside, ensuring good bounce and a stable trajectory. The double shut-off valve provides a better seal and improves air tightness. This versatile ball is suitable for training and play. Details: - Air chamber: Zero Wing - Double shut-off valve
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