Staring eyes are apparently the best way to keep garden pests away and this inflatable eyeball does it on a giant scale it also has a streamer tail which moves in the slightest breeze to mimic an in flight predator ideal for protecting your vegetable patch fruit trees etc from bird damage keeping herons away from ponds or even stopping bird droppings dirtying your car for best results vary the position and string length every couple of weeks to stop birds getting used to it