Detailed Product Description 1). Insoles, sports insole, cushion insole. 2). Material: High quality EVA, blue mesh. 3). Struction: Blue mesh lining and yellow EVA (the bottom layer). 4). Function: Provide maximum comfort,cushion painful heel. 5). Fits for most shoes. 6). Size range: 35#-37#. 7). Color: Any color. 8). OEM service is acceptable.