A multi-terrain tactical boot for unsurpassed comfort and protection even under a heavy load and in demanding field conditions across varied terrain from mudsoaked trails to arid desert sands, steep slopes and sheer rock face. Suitable to an amphibious environment or extremely wet climate. The new eco-friendly Ortholite(R) Ultralite&trade. footbed provides unprecedented lightness without . What&rsquo.s new? Eco-friendly Ortholite Ultralite Footbed designed to meet the ever-increasing demand for ultra-lightweight comfort. This revolutionary Ortholite Eco-formulation utilizes recycled rubber in a proprietary foam technology that achieves unprecedented lightness. Specifically developed to reduce weight without sacrificing the comfort and performance.