O FIT Insole Plus II Thermal Insole in Blue from Oboz.
Feeling a chill in your toes? Shoot the cold a look with the O FIT Insole Plus II Thermal - same great features as the O FIT, plus a special Mylar bottom to bounce up the heat. Slip 'em in your shoes and say "ahhh" to toasty-warm feet!
Oboz O FIT Insole Plus II Thermal Insole (Unisex) - Blue