There are many specifications for the insole, ranging from 35 to 45. Choosing a size that suits you will better correct the internal eight characters.
The insole used for foot correction is designed according to the three-point mechanics principle of human arch, so that the transverse arch, the inner arch and the outer arch can achieve three-point stress balance, thus improving the wrong stress. After several years of clinical trials, the orthotic insoles have achieved fruitful results for patients with various kinds of foot spines, such as internal figure eight, external figure eight, flat foot, hallux valgus, high arch foot, hallux valgus, heel pain, plantar fasciitis, knee pain, low back pain and scoliosis, which have helped many patients regain their confidence.