ITEM#: 189 plastic air valve; Material: PVC; Size: 28mm diameter; MOQ: 10000 sets ITEM#: 189 plastic air valve;Material: PVC;Size: 28mm diameter;MOQ: 10000 setsGood quality, reasonable price, fast deliveryWidely used in inflatable toys, inflatable products plastic inflatable valves, plastic air valve for inflatable toy, inflatable products