*DIY
*Double Wheels
*Bodybuilding Wheels of dual-way brakes for more safety.
*There is brake function with both of push forward and pull black.
*Kneel on the soft surface,hold the bodybuilding wheel handetch
  . Forward,and the bodybuilding
  wheels to workout the whole body safety and relaxed.
*When advancing to a certain position,if you want to stop and move
  forward(or train endurance at a fixed point and move forward),turn
  the handle forward hands,and the two wheels can stop
  rolling to avoid the body from rushing forward.
*Push the body back with the strength of the abdomen by the
  Fitness Wheel.
*If you need to stop rolling when pulling backsturn your handback, to
  the inside back, to the inside.,and the two wheels can stop rolling to train
  the abdominal muscles.
*It is simple assembly,convenient storage,lightweight,easy to carry,
  and to be used at any time.

*Packing:
1Pc/Color Box
20Pcmcs/475 /2.8'
NW:14.5Kgs GW:15.5Kgs