https://3c.yipee.cc/63653/%e8%a3%9d%e4%b8%8a%e6%9c%83%e8%87%aa%e5%b7%b1%e6%89%93%e6%b0%a3%e7%9a%84-pumptire-%e8%85%b3%e8%b8%8f%e8%bb%8a%e8%83%8e%ef%bc%8c%e4%bb%a5%e5%be%8c%e9%a8%8e%e8%bb%8a%e4%b8%8d%e7%94%a8%e6%93%94%e5%bf%83/
裝上會自己打氣的 PumpTire 腳踏車胎,以後騎車不用擔心輪胎漏氣了!