A Classic at any age, the kid's Chore offers the same protection and stability of the Classic Muck Work boot many have come to depend on. No matter what adventures they take on the Chore has them covered. The PK mesh lining gives this boot a comfort rating of sub-freezing to 65 fahrenheit. Now sized for boys and girls this classic quick clean boot is comfortable, lightweight, and waterproof. Features: 5mm CR flex-foam, PK mesh lining, take down of adult classic chore, rugged outsole. Material: Mesh, Rubber.