All the detail information of the product please look into the attached picture. We also need ankle, knee, waist, wrist etc. Remarks: There are two pcs of textured silicone on each side. Please look into the picture carefully, it's a very complex product which is originated from Germany. Expecting to work with a professional manufacturer of this type of product. Robin  Z.T. 1990 LTD HEAD OFFICE: 82 MATALON ST. TEL AVIV 66043,ISRAEL TEL:+972-3-6871002 FAX:+972-3-6878969 CHINA OFFICE: 2306,BLOCK A, HUIYA GARDEN, NO.251, TIANHE NORTH RD, GUANGZHOU TEL:+86-20-38850515 FAX:+86-20-38850509