Introducing our new line of stickers, the "You are Loved" collection. Each heart sticker is 3"x3" Sticker background is from an original painting of mine. This one is rainbow- These matte laminated stickers are durable outdoors and ready to stick as bumper stickers, window stickers, and more.- Dishwasher and microwave-safe, and can be applied to food safe containers.- They are weatherproof and waterproof, but can't stay submerged in water (like on the bottom of a boat).