The Roscoe Medical Knee Walker Scooter is designed to offer increased comfort and greater ease of mobility to patients who cannot put weight on their foot or ankle. With its four large wheels, this device functions well for both indoor and outdoor use. The padded platform of this steerable knee scooter offers increased comfort during use. It also has an adjustable hand brake for added safety and a weight capacity of 350 lbs. The clear PU wheels on this white Roscoe Medical knee scooter feature sealed bearings for longevity. Knee Platform Dimensions: 7" x 14" Handle height adjusts from 31"-41" Knee Pad height adjusts from 17.5"-22" Great for patients between the heights of 4'11" to 6'6"