【Size difference】Size S is suitable for people aged 155-167cm, size M is suitable for people aged 168-176cm, and size L is suitable for people aged 177cm and above. The length of carbon fiber plates varies depending on the size.

【Light And Comfortable】: because passive walking is similar to human walking in terms of internal motion mechanism and light in weight, the auxiliary device carrier has better comfort.

【Easy To Wear】: It can be worn in tens of seconds, specially designed for people with mobility problems. It can be worn with one hand, and only two straps need to be fixed during the whole wearing process.

【Energy Storage Device】: auxiliary device has three gears, can choose clockwise rotation can increase the strength, natural access to energy without charging.

【Applicable People】:Unilateral paralysis caused by disease, weak legs and feet, old people need to walk for a long time, and walking inconvenience.