Rubber sole[EASY OPERATIONS]:7 static colors+4 dynamic colors. The color changes with each press on the button. More colors, more fun![EASY RECHARGE]: Just plug the attached USB cable into a computer or a USB outlet adapter.[SPECIAL FEATURES]: High-quality Material, Fine Stitching, Lace-up closure with fully-adjustable hook-and-loop strap for an extra secure fit.[OCCASIONS]: Suitable for everyday casual wear, parties, clubs, celebrations, night outs, performances, cosplays, skateboarding, etc. Ideal gifts for kids and youths.[NOTE]: Please refer to our size chart before purchase. Please do not running, jumping with the shoes on for protection of the lighting system.