Per product description the dimensions of the Fold & Go Walker from Stander are as follows:
Collapsed Dimension: 36 inches high, 5.25 inches wide, 8 inches deep.
Open Dimensions: 21.5 inches high, 25.5 inches wide..
Open Handle Width: 18 inches.
Height Adjustment: 32 inches to 38.5 inches for users 4 ft, 10 in to 6 ft, 8 in.