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 DescriptionAutomatic reboundBuilt-in brake function spring assisted rebound more smoothlyTriangular bearing structurecamber design multi-layer material, sport more  safelyStable double wheelAWiden 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 exerciseBuilt-in strong spring designBuilt-in brake function spring assisted rebound more smoothlyMulti gears adjustment You can even watch video while exercisingComfortable foam grip Thickened elbow padSoft, comfortable, sweat-absorbent, non-slip excellent high density sponge material Longer service life than ordinary foam