Combat Boots are boots which have lacing for closure and are often Above the Ankle or Mid Calf in shaft height. Combat Boots are characterized by heavy rubber soles and have a close fitting upper often made of heavy or sturdy materials for ankle support. Combat Boots are may also be referred to as Military Boots.
About Plastic:
Plastic is a term generally used to describe synthetic solid materials made from organic polymers which are easily modeled and shaped during the manufacturing process to create a wide variety of shapes and densities.