These are cornets (piping bags) for holding the icing cream when making icing cookies. They are made by rolling food-safe OPP sheets. 【Size】 Large: 30cm x 30cm OPP sheet (rolled end size: approx. 20cm) Small: 20cm x 20cm OPP sheet (rolled end size: approx. 13cm) Each one is carefully made, but please understand that there may be slight variations due to being handmade. They will be placed in an OPP bag and shipped in an envelope.