Features:
1) High quality plastic material insole filled with gel and granules
2) Feet are highly s

Features:1) High quality plastic material insole filled with gel and granules 2) Feet are highly stressed every day by your body weight, so they deserve extra care and relaxation 3) Permanent magnetic spots help to regulate human bio-magnetic fields, balance circulation system and neural system so as to maintain and improve health (can be used with or without magnets) 4) The gel inside goes from chamber to chamber, thus gives a gentle and soft massage to foot bottom whenever you are walking 5) The gel and granules inside help to cool down the feet temperature, thus reduce sweat, so much less chance for germs to grow, and feet smells better 6) One size fits all by easy cutting edge 7) Sizes: a) Men's style: 39 - 45 b) Ladies' style: 36 - 398) Gel color optional9) Quality high frequency seal10) Non-leakage seal guaranteed for load up to 500kg