This premium hiker style boot features anti-fatigue and Aerocore technologies for the ultimate in all-day comfort and support. Breathable and moisturewicking lining with anti-microbial treatment for odour control Non-marking TPU compound and versatile lug design grips surfaces from slick floors to uneven terrain TPU-wrapped midsole delivers maximum energy return while resisting rips, abrasions and scuffs Anti-Fatigue Technology polyurethane footbed for shock absorption and energy return Non-Metallic puncture resistant puncture plate Composite Safety Toe Powered by Carbon Shield technology The ReBOTL material in this shoe contains at least 50% recycled PET