1、The heel of the insole adopts a 3D three‑dimensional shaping design, which is quite comfortable to wear and has high stability. 2、The bottom heel also has a curved shape to provide the effect of shock absorption and high stability required when walking. 3、The additional heel pad can prevent vibration, the high elastic gel pad provides additional protection, ventilation design, and sweat protection. 4、Can be used in all types of shoes, sports, work or leisure, carefully designed to provide the highest comfort and improve flat feet, very suitable for sports and daily use. 5、Extremely light, excellent cushioning and shock absorption performance, non‑slip bottom to fix the entire insole in place, avoid foot pain and reduce pressure. 6、Thickened soft silica gel for shock absorption, deep U-shaped heel at the bottom, keeps the heel neutral and prevents crippled feet and inversion. 7、Designed according to the principles of human anatomy, it can effectively support the internal and external arches and reduce the excessive stretching of the plantar fascia. 8、Increase the force area of the sole and disperse the pressure on the forefoot and heel. 9、Strengthen the compactness of the foot, so that the soles of the feet will not shake or slip during exercise. Condition:100% Brand New Item Type: Arch Support Shoe PadMaterial: TPE+velvet fabric Size Length Suitable L 30.5cm / 12in 45-47 M 28.5cm / 11.2in 42-44 S 26.5cm / 10.4in 36-41 Function: Multifunctional sports insole, arch support, heel protection, high elastic shock absorption, balanced force Suitable Shoe Type: General shoes can be used Features: Arch insole, sports insole. Tailored insole (freely tailored according to the size of personal use) 1 x Pair of Shoe Pad