FitFlop F-MODE Womens Chelsea Boots in All Black. Upper Material: Leather, Lining Material: Leather, Sole Material: Rubber. Features: Comfort, Slip Resistant, Elasticated Side Panel. Toe Shape: Round. Shoe Width: Regular. Item Weight: 1.5 KG. Heel Height: Flat (Under 2.5cm). Shoe Shaft Height: Ankle. Boot Style: Chelsea Boots. Product Code: FH4-090. These boots offer a modern take on a classic style with soft leather uppers and an on-trend chunky sole. Rear pull tabs and elasticated side gussets ensure easy on and off, while the Microwobbleboardâ„¢ midsoles provide ultimate comfort and cushioning.