The gel inside the insoles goes from chamber to chamber, thus the gel insoles massage feet gently and softly with every step and you won't feel tired even after a long distance walk. 
1. High quality special material insole filled with gel and granules, it can prevent the 
bacteria breeds from your shoes, and keep your shoes dry with any smell. 
2. Permanent magnetic points 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) 
3. Quality hi-frequency seal. Non-leakage seal guarantee for load up to 200kgs 
4. style size you can cut it as you want.

Product size:

Size: (Europe)  Men: 39-45  Lady: 35-39 

Weight: Men: 74-91g   lady: 60-75g

Material