I don't believe there are any boots designed for flat feet. Most people go with insoles, or orthotics. Traditionally boot insole from the mfg are garbage. Contact a local boot fitter and they should be able to direct you to an podiatrist that specializes in orthotics for boots.
Last edited by bseracka; 09-04-2013 at 10:22 PM.
Reason: corrected md type