St. John。New 13M Brown These St. John\'s Bay men\'s Mills chukka boots are a smart comfortable style for everyday wear. Crafted from a super smooth faux leather, this pull-on pair has memory foam cushioning and a comfortable flat platform sole. Wear them with jeans and a plaid shirt. Features: Memory Foam Closure Type: Pull On Footwear Technology: Memory Foam Insole Shaft Circumference: 11 Inches Boot Shaft Height: 4 1/4 Inches Shoe Heel Height: 3/4 Inch Upper/Outer Base Material: 86% Polyurethene, 14% Polyester Shoe Lining Material: Polyurethane, Polyester Sole Material Content: 100% Thermoplastic-Rubber Calf Width: Regular Toe Type: Closed Toe, Plain Toe Heel Style: Flat Heel Toe Shape: Round Toe