Feature: 1. Knee Crutch: Exercise leg muscles with the single leg walker to prevent muscle atrophy. Say goodbye to tired arms and underarm injuries. No limitation use of hands and return to daily life. 2. Walking Aid: Better than underarm crutches or knee scooter for safe, stable painless mobility. Ideal for individuals recovering from injury or surgery to the foot, ankle or lower leg as well as below the knee amputees. 3. Applications: Allowing you to walk with a sprained ankle without causing more damage, you can also walk and work before recovering from an injury or surgery, wear resistant, effective grip. 4. Non Slip: Anti slip leg assistance design at the bottom, left and right feet can be worn interchangeably, ergonomic design with no arm support, help you walk and recovery. 5. For Daily Use: Its unique design allows you to perform everyday tasks with more confidence and reduces the risk of further injury. Suitable for people with ankle fractures, ligament strains. Specification: Item Type: Knee Crutch Material: Aluminum Alloy Applicable Population: Suitable for 150 ~ 200cm / 59.1 ~ 78.7in patients Thigh Adjustment Range: 32 ~ 39cm / 12.6 ~ 15.4in Lower Leg Adjustment Range: 42 ~ 51cm / 16.5 ~ 20.1in Suitable for individuals recovering from foot, ankle, calf, or knee below amputations or surgeries . Package List: 1 x Main Body 1 x Supporting Leg 2 x Spare Lock Buckle