It can provide hands-free painless mobility for people with leg disabilities, and allow them to gradually restore the ability to live an independent lifestyle. FEATURES Tool Free Assembly. Easily converts for left or right leg. Push button height adjustments for upper and lower leg height. Fully adjustable straps with comfort pads. Quick release buckles-on off in seconds. Ergonomic knee platform with three layer, dual density pad. SPECIFICATION Name: Hands-free Crutches Main materials: PA, aluminum alloy, rubber Model: left, right Maximum load: 220 pounds Weight: 2kg Suitable for people with ankle fractures, ligament strains, postoperative rehabilitation and sports sprains HEIGHT ADJUSTABLE Upper leg length Min: 30.5cm, Max: 46cm Calf length Min: 35cm, Max: 51cm PACKAGE LIST 1 × Steerable Knee Walker If you have any questions, please contact us in time. We will reply to your message within 24 hours?WIDE APPLICAITON?It not can be used as cane, but also it is a ideal rehabilitation aids which canbe used with rehabilitation strap protector. ?MULTI-FACETED PROTECTION?Suitable for people with ankle fractures, ligament strains, postoperative rehabilitation and sports sprains. ?NON-SLIP DESIGN?Non-slip material, strong and wear-resistant, effective grip, makes your travel more convenient. ?GET HANDS FREE?New ergonomic design Retractable crutches, no arm support, more convenient to use. ?BREAK THE TRADITIONAL CONSTRAINTS?Hand free design make this crutch can be used in many situation,Going up and down stairs, commuting to get off work, shopping, cooking, going for a walk, etc.