This is a reflective material that reflects the light back when pointed with a flash or source of light to create the effect shown on the image. All custom sneakers are made to order, please allow 3-4 weeks for your item to be shipped. Shipping time might be less or more depending on volume. All sales are final, no refunds, returns or exchanges. Note: This is a very delicate custom made product and must be worn with care, not for daily extensive use.