Wilton’s strict testing standards ensure the highest quality disposable bags you can buy. Our proprietary blend of materials helps Wilton bags feel more comfortable and outperform competitive bags. They can be used with or without a coupler and work great for microwave-melting and piping of Candy Melts. Fits standard tips and couplers. Just use, then toss! Instructions included. Now in a convenient Value Pack! These dispenser boxes makes it easy to pull out one bag at a time, so you can keep your decorating space uncluttered.