These premium placket stays are made up of thin, lightweight strips of a flexible, proprietary material which are designed for your shirt's placket supporting the collar on both sides and a seam ripper. This placket stay requires installation in the shirt and takes less than 5 minutes. Our placket stays are similar to a collar stay and complete the perfect look. Million Dollar Collar works with any dress shirt, sportswear, casual, or button-down shirt. The purpose of the placket stays are to keep the front of your shirt looking pristine and crisp all day. Our placket stays are washer/dryer, iron/steam, and dry-clean/launder SAFE. Million Dollar Collar was specifically engineered to be installed once and last the life of your shirt.