上宽:21.5 cm 下宽:28.5 cm 高:25.5 cm 厚:11.5 cm 手提高:13.5 cm 肩带高:49 cm 背带长:103.5 cm 可调节范围:74~103.5 cm
size: the width: 21.5 cm width under: 28.5 cm height: 25.5 cm thick: 11.5 cm Hand improve: 13.5 cm Strap height: 49 cmstrap length: 103.5 cm adjustable range: 74 ~ 103.5 cm