These are piping bags (cornet) for holding the icing cream when making icing cookies. Made with food-safe OPP sheets. 【Size】 Large: 30cm x 30cm OPP sheet (finished rolled size: approx. 20cm) Small: 20cm x 20cm OPP sheet (finished rolled size: approx. 13cm) These are carefully made, but as they are handmade, please allow for slight variations. They will be packaged in an OPP bag and shipped in an envelope.