Cambrelle is a synthetic fabric mesh used primarily as a lining system in footwear due to its moisture management properties that keep feet cool and dry.
About Duck Boots:
Duck Boots are lace up, waterproof boots with a flat, wide rubber vamp. They have gum rubber traction soles and leather uppers extending a few inches above the ankle. Duck Boots are usually lined with an insulated material and are designed for wear in rain, snow, slush and just about any cold or wet weather.