Gaorui Women LED Light Luminous Sneaker Fluorescence Unisex Athletic Shoes USB Charge with Ear Ring as a Gift Synthetic Rubber sole 100% Brand new and high quality Fashion LED design Suggestion: had better check the actual measurements(Foot Length) in the size chart on the shoes product page and compare them to your foot measurements before ordering. The label size on our shoes or apparels are marked as Asian Size, which have been converted to your national size or international size as shown on listing size ATTENTION: 1.when charging, slowly pull the plug slowly.? 2.switch hidden inside shoes,it nearby the USB port(maybe different places on different shoes),you can press it to fix the shoe on one color,or flashing. 3.When charging, the light will automatically turn off the soles until charging is complete. 4.a full charge is 3 hours? 5.Do not wash, clean, if needed, can be colorless shoe polish/cleaner.