Tailored Crowns Lace Overlay was designed to help make the lace "disappear". -It changes the color of the lace instantly which saves customers/wig makers a lot of time! This product includes simple instructions on how to use it correctly. Bottle Size: 4oz *SAME DAY/ NEXT DAY SHIPPING ON ORDERS PLACED MONDAY-FRIDAY BY 3pm EST* Please be sure to input correct shipping address and include apt/suite numbers. Addresses will NOT be updated after checkout. Your order will be cancelled and refunded upon inquiry of changing shipping address.USE THE LACE OVERLAY SHIPPING OPTION TO AVOID ORDER CANCELLATIONS.