These are empty packets from a dispensing and packaging machine. They are sealed, so you will need to cut one side to insert contents. Please see the images for examples of use. Color: White Material: Paper Glassine paper Packaging paper Medicine bags Approximately 550 sheets are connected in pairs. If separated, there will be approximately 1100 sheets. Size of a single separated sheet: Approximately 7cm (height) x 8cm (width) I hope you can use them for handmade crafts, medicine calendars, etc. They will be folded for shipping. Please purchase only if you understand this.