Catkit Unisex Women Men Casual LED Luminous Shoes Light Up Flashing Sneakers PU leather Note: Our size is not standard US size. Please check the size in the Product Description before ordering. Upper Material: PU Leather. Closure Type:Lace-UP. Gender: Unisex. Seven colors in one shoes. Yellow, white, light blue, royal blue, orange, green, purple and flash light are available. You can control LED Light. the hidden switch inside the shoes change the LED light color while you move or manually. USB rechargeable, A full charge 3-4 hours to maintain LED lights illuminate 8-9 hours. Shoes can be cleaned by soft fabric, But cannot be washed.