Each 50-sheet bundle of sticky notes comes in two sizes for big and small ideas. They have the 3M Post-it Note adhesive that won't peel on its own but will come off easily without leaving stains. 

.: Material: 75.2 gsm white uncoated paper
.: Post-it Note adhesive
.: Branded Post-it Note backing sheet
.: Each note pad includes 50 sheets
.: Assembled in the USA from globally sourced parts