Closeouts. Designed for maximum cold protection, Sorel's Caribou Thermoplus inner boot liners amp up the heat with a 9mm, thick felt fabric, fuzzy collar and comfort-minded stretchy front panel.
Reviewed by Dan the Jigger from Connecticut / vermont on Wednesday, March 06, 2013
A pair of these was all it took to get my ice fishing boots back to their original heat retention level. You don't wear out boots walking on snow and ice.