Jack & Jones DUDELY Mens Microfiber Mule Slippers in Castlerock. These slippers feature a polyester upper and lining, with a rubber sole. They have a slip-on closure and are designed for comfort with warm lining and a breathable construction. The round toe and flat heel contribute to a comfortable, low-top slipper style. Shoe width is regular, and the item weight is 0.43 KG. Heel height is flat (under 2.5cm). Product Code: 12170310-3307893.