1 Piece Magnetic Sheet 10" x 12" Flexible Adhesive 20 Mil Magnet Peel and Stick Project Idea Sheets, Magnet Sheet, Art Ideas For Kids, Art Project For Kids And Schools. USE : Handy for many practical uses, this sheet is plenty big enough for mounting an entire sheet of standard printer paper or cardstock. DECORATION : It is perfect for making homemade fridge magnets, or decorations for school lockers, metal desks, etc. LIGHTWEIGHT : So lightweight, it won't slide down the wall on a vertical grate. SUBJECT MATTER : Just peel the white sheet and affix the subject matter of the magnet to the adhesive side. SIZE : 10 x 12 peel off magnetic sheet, 20mm thin.