... Ankles, Wrists, or Arms While Running, Cycling, Walking, or HikingThe bands are 13.5 inches long ... details in the below,click "send" now, we will reply to in time.Advantage:1.Manufacturer & ... 8 years history. Q: Do you have QC management system? Yes, we have IQC( Incoming Quality Control) PQC( ... ankles, wrists, or arms while running, cycling, walking, or hiking manufacturers and suppliers in China. Our ...