Keep your feet fresh on high-activity jobs with these German Military Haix Climate Insoles. Designed for moisture-wicking comfort in rigorous environments. Manufactured by Haix, a world leader in footwear for firefighters, EMTs, law enforcement officers, safety workers and more. Flexible and lightweight Moisture-wicking to keep feet dry Bacteria-resistant Helps regulate foot temperature Naturally conforms and re-shapes to fit individual feet over time Machine washable (up to 86AdegF)Note: Styles may vary, either come with light combat boot insole or heavy combat boot insole.