3s 7 Colors LED Light-up Couple Women's Men's Sport Shoes Sneakers USB Charging for Valentine's Day White cotton Leather Please compare the chart size in the description with your feet length carefully before ordering! PU leather, Rubber sole. Lining Material: Cotton Fabric. 7 different colors in one pair (Red, Green, Blue, Yellow, Turquoise, Purple & White). Choose from solid steady colored light, or random patterns of alternating glowing lights There is built-in battery inside of the shoe. The LED light can be recharged. By about 2-3 hour's recharging, the shoe light can keep on for about 8-10 hours. Power switch conveniently hidden on the side.Shoes can be cleaned by soft fabric. But cannot be washed.