The top cross boot is made from the best leather with safety protectors, the high-quality pivotal ankle joint system gives excellent support for best safety with optimal freedom of movement. A durable boot with a comfortable fit. Features High-quality, durable cowhide with plastic protectors WRAP AROUND pivot joint system for optimal freedom of movement Soft stretch dust & dirt seal above Shaft height about 38 cm Adjustable calf width through shin-front panel with 3 screws Plastic protectors on the ankle, heel & shin wide aluminum buckles adjustable & easily replaceable SCD padding in the shaft heat-resistant calf protection with GRIP-GUARD plastic flexible zones on instep & heel Switch reinforcement made from sturdy plastic anatomically shaped footbed