Customs insoles by Dr. Mark
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The white is a dense foam, the gray is a plastic, and the blue is a standard foam you would find in a shoe insole. These are supposed to last for several years, but I don't think that counts the blue foam which must be able to be replaced.
Dr. Mark Griffin, Doctor of Chiropractic, USA
Chiropractic Care
Deep Muscle Tissue Therapy
Sport Injuries
Custom-made foot orthotics
By Appointment Only, Please!
Zhongxiao East Rd. Sec. 4, #250, 11F-5
忠孝東路,四段,250號,11樓, Suite 5
entry at Lane 248
Taipei, Taiwan
Tel: (02) 8771-3516
0927-183388
see my original page about Dr. Mark: http://taipeiguide.blogspot.com/2006/10/dr-mark-fixed-my-back.html
Comments
them to leave the blue stuff off so I can just put the inserts under the
foam ones that come with the shoes.