1.massaging gel insole(made of gel backing and fabric on surface)
2. prevents feet pain
3.dual-wave design makes feet more comfortable and shock absorbtion
ft and flexible gel has good feet feeling when walking long time

5.Hand washable, trimmable.

6.Fits for any shoes;

7.Size: Men's:41--46;Women's:36-40 cuttable ,trim to fit feet.

8.The top material is TPU and bottom material is grey velour  , so it's not stickness insole.

9.OEM service available