http://www.yq-sports.com/exerc....ise-bikes/manual-exe
Carton Size61L脳20W脳49H cmLoading QTY20'/40'/40HQ 460/920/1000
Place of OriginZhejiang,ChinaMNQ50pcs
Detail
Use the manual tension exercise bike to protect your function and increase your lung capacity.
In normal exercise, the amount of personal exercise is not very large, and you will not take a deep breath during work. This will lead to a decrease in lung capacity and a weak heart function. In the long run, you will feel chest tight