Z Adventurer Men's Black Knight Thermal Cycling Pants Elascated waist and Two zipped pockets Gear designed and constructed to fit perfectly to the body in motion. The perfect balance of anatomic fit, performance engineered materials and the personal interface between athlete and gear. Our 4 core fabric technologies (Transfer, Barrier, Thermal and Softshell ) create a system that works to help you maintain the perfect temperature for the weather conditions and activity range day in and day out Features reflective elements for low-light visibility.