Material : Carefully Selected Shoe Material To Make A Perfect Shoes Like This. Lightweight, Durable, Soft Enough To Give Your Extraordinary Experience. MAKES THE PERFECT GIFT: Great Quality, Super Comfortable, And Great Fitting. The Perfect Gift For Birthdays, Holidays, And Any Occasion That Will Be Sure To Put A On Their FaceFRIENDLY REMINDER: To Choose The Right Shoes For Your Child, Please Go To The Product Description Page To View The Size Chartplease Choose One Big Size If Your Kids Feet Have A Little Wide Or Fat. Non-slip Sole: The Thick Sole Provides During Walking And Movement To Your Kids From Falling Down. lighting through a built-in one time lithium battery , This shoes is non rechargeable and would malfunction as follows with the increase of usage:1,the two shoes can not light2,one can light the other fail to light3,one is lighter than the otherPlease note that above 3 issues wont be treated as the quality issue even you come to us ,so before you place the order ,please give a second thought