The Tredsafe O2Air shoes are designed with oil and slip-resistant features, making them ideal for individuals working in environments where such hazards are present. These shoes are in men's size 10.5 and come in a medium width. The model O2Air is part of the Tredsafe brand known for its focus on safety standards, particularly in the area of oil resistance. Manufactured in China, these shoes cater to individuals seeking reliable protection and comfort in their work boots.