Footbed heel fits comfortably to the shape of the foot.The upper material is PU (polyurethane) so there is no dioxin in in case of incomplete combustion during disposal.A black type nurse sandal with a clean feel that is gentle on the feet of nurses.These nurse sandals have a standard design, but have vents on the tip, with great attention to detail. Material: PU (polyurethane) Sole: sponge/rubber lift; Heel height: 1.6 inches (40 mm); Width: 3E; Weight: Approx. 4.7 oz (135 g) (9.3 inches (23.5 cm)).