Heel holders cup the back of the ankle and heel while the adjustable foam pads secure snugly against the front of the ankle * Three adjustment settings on the pivot arms to control rotation speed * Quick-adjust footrest puts you into the correct position to invert and keeps you stable while mounting and dismounting * Adjusts to fit heights of 4"10" to 6"6" with a height adjustment beam that is clearly marked in centimeters and inches * Folds for easy storage, weight capacity: 250 lbs.