[Ashisapuri] Insoles Medi Half, Made in Japan, Arch Correction, Posture Correction, For Anxieties of Feet, Knees, Hips, and Heels, Arch Support, Insoles Size M 25.0cm - 26.5cm The root cause of foot fatigue → can prevent "heel pronation". By stabilizing the heel, a standard arch can be maintained, which also improves body balance and reduces the burden on feet, knees, and hips. Condition: Purchased on Amazon for about 4,000 yen, and a middle school child used them in sneakers. They have been washed with soap and wiped with alcohol, so they are clean, but the blackish stains from the adhesive and fibers of the shoe insole on the back could not be removed. Please consider this point. [Recommended for] "Daily life" for commuting and working in men's and women's shoes, shopping at malls, and for seniors. Those who are concerned about the burden on their feet, knees, hips, and heels. [Suitable shoes] Can be replaced and used in various shoes such as sneakers and leather shoes. *Cannot be used in heeled shoes or long boots. About this product ■ Half-type, easy to install, just insert it from the top of the shoe. Functional insole that can be used in various shoes. ■ World's first double injection molding method. By integrally molding two materials, hard plastic and soft elastomer, both support and comfort are achieved (domestic patent, US patent acquired). ■ Controls not only the feet but also the balance of the body through biomechanics theory. ■ The elastomer in the heel absorbs shock and is also antibacterial. ■ Although there is no surface fabric, a fabric-like pattern is applied, so there is no risk of slipping. ■ The heel part of the insole back is made of elastomer (non-slip material), so the insole will not slip in the shoe. 【Type】 Sports insole/Insole 【Color】 Body: Gray, Heel: Red 【Size】 M: 25.0-26.5cm 【Material】 Body: Polypropylene Heel: Thermoplastic elastomer