Crocs Unisex-Adult On The Clock Clog. Crocs At Work ON THE CLOCK WORK Unisex Slip On Clogs Black. Upper Material: Croslite. Lining Material: Synthetic. Sole Material: Synthetic. Closure/Fastening: Slip-On. Features: Comfort, Breathable, Lightweight, Vegan, Water Resistant. Toe Shape: Round. Shoe Width: Relaxed. Item Weight: 0.5 KG. Heel Height: Flat (Under 2.5cm). Shoe Shaft Height: Low Top. Shoe Style: Occupational/Non-Safety Shoes. Sandal Style: Sandals. Safety Features: Slip Resistant Sole. Safety Standard: Conforms to EN ISO 20347:2012, OB, SRC. Gift Boxed: No. Product Code: 205073-001. Enclosed toe and heel meets workplace standards. Fit is relaxed, with tapered fit in the back of the heel for a secured fit. Enhanced arch support adds to the comfort. Crocs Lock slip-resistant treads. Dual Crocs Comfort: Blissfully supportive. Soft. Cradling comfort.