Not only are St. John's Bay Acton men's chukka boots timeless and comfortable, but their minimal design ensures they can be worked easily into almost any outfit. They've been made of faux leather material with contrast stitching with a memory foam insole with cool and dry properties- for all-day comfort and set on durable rubber soles. Features: Memory Foam Closure Type: Lace-Up Footwear Technology: Memory Foam Insole Shaft Circumference: 11 1/2 Inches Boot Shaft Height: 3 3/4 Inches Platform Shoe Height: 1 Inch Shoe Heel Height: 1 1/2 Inches Upper/Outer Base Material: 100% Polyurethene Shoe Lining Material: Polyester, Polyurethane Sole Material Content: 100% Thermoplastic-Rubber Calf Width: Regular Toe Type: Closed Toe, Plain Toe Heel Style: Flat Heel Country of Origin: Imported