Bird B Gone Reflective Scare Bird Diverter (Set of 10) Iridescent foil predator eye scares pest birds away Easy to install, extremely effective; made of durable plastic for outdoor use Ideal for use in trees, overhangs, gazebos, patios, house eaves, and boats Will not damage trees or plants Swivel attachment which allows the bird diverter to rotate 360 degrees for added effectiveness