Crocs Womens 'Duet Busy Day Boots' W8 Pre-owned excellent Condition! Brand: Crocs. Style Name: Duet Busy Day Boot W. Material: Nylon Upper, Fleece Lining, Rubber Outsole. Slip On And Off With Ease. Hook And Loop Closure Along Side Of Shaft. Croslite Footbed Provides Cushioning. Traction Sole Ensures Secure Footing. Shaft Height Measures Approximately 9"