Why You Have Deformed Arch(1).Standing for a long time.(2).Walking for a long time. (3).Strenuous exercise. (4).Work-related injury.( 5).Strain.( 6).Sports injury. The Harms Caused By Deformed Arch (1).Making your body imbalance. (2).Body lean forward. (3).Arching forward your shoulder blade. (4).Tibia supination. (5).Ankle rolls outwards. (6).Knee joint bears double weights. (7).Knee joint severely injurys,such as knee pain,low back pain and cervical vertebra pain. Why buy our products1,iFitna Orthotics or Inserts are designed to support your longitudinal arch and provide the alignment needed to reduce over-pronation. They also help relieve foot injuries caused by repetitive stress by absorbing shock, providing cushioning, and transferring pressure away from high impact areas. 2,Designed and manufactured according to ergonomic principles, fully fitting the pressure distribution on the foot 3,High polymer EVA provides good cushioning and elasticity for reducing shock and reduce knee fatigue and leg pain. 4,Skin-friendly anti-slip fabric and high density EVA FOAM feels delicate,soft and breathable.Make your feet comfortable and cool all day. 5,U-heel design. Provide feet stability. Keep feet bone vertical and balance.Reduce the friction between the feet and shoes. ARNING: you may feel FOOT PRESSURE while 3-7 days of wearing. IT'S NORMAL cause your feet are NOT USED to arch support. Prompt: 1.It is recommended that each pair of insoles be used for no more than 2 months 2.Wash your hands with clean water or dry in a ventilated place, do not machine wash 3.Buy multiple pairs at a time, alternative useThe most suitable shoesSuitable for all types of men's and women's shoes, such as running shoes, work boots, sports shoes, street shoes, slippers, flat shoes, etc. High-quality fabricThe top layer is made of non-slip fabric, which helps to reduce heat and friction during strenuous exercise and keep your feet cool and dry. EVA materialLightweight, high-density EVA foam can provide maximum cushioning and shock absorption, reduce muscle fatigue of the feet, knees and waist, comfortable for a whole day, extend the pace, closed-cell foam provides support and cushioning for the feet, Brings lasting comfort. Deep heel cupIt has the deepest heel cup, which can provide the greatest support, and the arch support can eliminate the pressure on the foot and minimize the pressure. It keeps the foot bones vertical to enhance stability. Arch support and heel support can increase support and stability, and help reduce heel and arch pain, while providing additional padding for the sole of the foot. Arch support3.5cm outer semi-rigid arch support, the insole used for arch support is sturdy and durable, can balance the strength structure of the foot, and provide convenience and ultimate for people with flat feet, plantar fasciitis and heel pain soothing solution.