Slip-on comfort mule sneaker made of soft and breathable knitted fabric material. Open back mules design for keeping your feet cooler and dry in the summer heat. The elastic MD outsole with good traction and slip resistant, more safer. Suitable for many outdoor and indoor wearing, such as shopping, bedroom, hotels, travelling, watering the lawn, playing with kids. Perfect open back slip-on clogs for friends, dad, husband, men. There are 4 available colors. Size Chart: EU39 = US size 7 M US Men = Heel to Toe 245 mm = 9.65" ----EU40 = US size 7.5 M US Men = Heel to Toe 250 mm = 9.84" ----EU41 = US size 8 M US Men = Heel to Toe 255 mm = 10.04" ----EU42 = US size 8.5 M US Men = Heel to Toe 260 mm = 10.24" ----EU43 = US size 9.5 M US Men = Heel to Toe 265 mm = 10.43" ----EU44 = US size 10 M US Men = Heel to Toe 270mm = 10.63" ----EU45 = US size 11 M US Men = Heel to Toe 275 mm = 10.83" ----EU46 = US size 12 M US Men = Heel to Toe 280 mm = 11.02" ----EU47 = US size 12.5 M US Men = Heel to Toe 285 mm = 11.22" ----EU48 = US size 13.5 M US Men = Heel to Toe 290 mm = 11.42".