Each card has three sizes of a <brain>stickers® affirmation imprinted with special inks to appear unobtrusive, like "etched" glass. Sublim™s - Actual size:       4-1/2" X 15" ('fifteen' inches!) The three PEEL and POST, < brain >stickers® sizes are: Large - 1-1/4" X 13-1/2"  For Windows or Windshields (at the top in the tinted area only) Medium - 3/4" X 8"  For Mirrors or Pictures Small - 1/2" X 3-1/4"   For Computer Monitor, Rear View Mirror