specification: _x000D_Item Type: Orthopedic Insole_x000D_Optional Size: S,M_x000D_Material: Hardened EVA + superfine swan short plus_x000D__x000D_Size S: Approx. 14.7x7.5x3.5cm/5.8x3x1.4in suitable for size 35-38_x000D_Size M: Approx. 15.7x7.8x3.5cm/6.2x3.1x1.4in suitable size 39-42 Features: 1Super hardened EVA arch, supporting the arch gravity to improve the distribution of foot force. 2Effective cushioning and damping to reduce heel pressure. 3Ultra‑fine ultra‑short high‑quality velvet fabric, breathable, sweat‑absorbent, deodorant, soft and wear‑resistant. 4Designed according to the principle of human structure. Very comfortable. 5Effective arch support, reducing the transitional stretch of the plantar fascia. Dispersing the force area of the sole PackageList: 2 xInsole