New Design Indoor Home Exercise Flat Elbow Supporter 2 Wheel Ab Trainer Automatic Rebound Abdominal Wheel Roller

Product Parameters PRODUCT NAME New Design Indoor Home Exercise Flat Elbow Supporter 2 Wheel Ab Trainer Automatic Rebound Abdominal Wheel Roller Size of Wheel 10cm Diameter of Hub 10.5cm CARTON SIZE 6pieces/carton,  N.W /G.W 2.1/2.5kg MATERIAL EVA, Iron, TPR, Rubber+ABS PACKAGE OPP bag+box+Cartons Product Description Automatic rebound Built-in brake function spring assisted rebound more smoothly Triangular bearing structure camber design multi-layer material, sport more  safely Stable double wheelA Widen the wheel pitch and increase the contact area with the ground to 10cm Effectively reduce the left and right direction shaking, suitable for early users exercise Built-in strong spring design Built-in brake function spring assisted rebound more smoothly Multi gears adjustment  You can even watch video while exercising Comfortable foam grip Thickened elbow pad Soft, comfortable, sweat-absorbent, non-slip excellent high density sponge ma