BININBOX Lovers Unisex Graffiti USB Charging LED Flashing Casual Walking Sneaker fabric-and-leather Rubber sole Material: PU leather;Sole:Rubber Shoes come with hidden switch near the USB charging port. Press switch to light up and colors change with switch press Please find the size measurement in the descriptions,then you can find your own size!(if your foots are thick or wide,we suggest you choose one size larger.)Thanks Do not play sports with these shoes;Do not wash the shoes,the only thing you can do is wiping with a cloth;the insoles can be disassembled to wash LED light in the sole comes in 7 colors change(red, green, blue, yellow, sky blue, purple, white) and 1 flashing mode. Light will be off when you press to last color change mode