These shoes are built with military grade kevlar, an incredibly tough yet lightweight material. BREATHABLE FLYMESH Moisture-wicking mesh lining for maximum airflow and breathability to prevent stinky and sweaty feet EUROPEAN STEEL TOES Made from heavy-duty steel to fully protect your toes from crushing and falling objects PUNCTURE RESISTANCE Military grade material keeps feet safe from the workplace and environmental hazards FLEXIBLE Springy, flexible composition helps distribute body weight evenly across feet CUSHIONING MIDSOLE Padded midsole allows for superior cushioning and roomier toe-box for all-day comfort "I wore them all day trimming trees and my feet stayed cool and comfortable." - Rob B, Verified Buyer