Product Design iWALKFree… The Hands-Free Crutch has been designed to be comfortable, lightweight, and compact. It is easy to assemble and fully adjustable to meet the needs of adults and young people of varying height. It is strongly recommended that the device be adjusted by an accredited physiotherapist or orthopaedic technologist prior to its initial use. iWALKFree is constructed of UV-resistant and hypoallergenic materials, and comprised of 4 simple parts: one stable beam with tread one supportive locking tray with strap two comfortable padded straps with integral cam clips To assemble and fit iWALKFree: trim the beam to equal the inseam measurement with the user seated with leg bent at a 90-degree angle, measure the distance from the back of knee to the ground of the unaffected limb. This determines the height for the top of the tray to attach the tray, unlock the front cam clip; disengage locking pin; slide tray onto the beam; lock pins; lock cam clip at the front of the tray to attach the straps*, unlock cam clip of lower strap; slide onto beam just above knee; lock cam clip; repeat with upper strap; slide onto beam just below groin; lock cam clip install beam cap *all straps can be flipped for right or left-handed use To Check for Proper Fit: When walking with iWALKFree, you should be able to swing your leg freely front to back without catching it on the ground. If you can't move it freely, then iWALKFree is too long, and needs to be readjusted Wearing iWALKFree: place knee of affected leg on tray; fasten tray strap to a snug, comfortable fit fasten lower strap to a snug, comfortable fit around leg just above knee fasten upper strap to a snug, comfortable fit around leg just below groin Walking with iWALKFree: use either a handrail or parallel bars while becoming accustomed to the device maintain a wide stance with legs apart while walking maintain an erect posture and watch where you are going