1Work against various species such as pigeons, herons, woodpeckers, doves, grackles, crows, ravens, seagulls and so on. 2Suitable for garden, orchard, parking garage, balcony and other outdoor usage for decoration and driving birds out of your territory. 3An easy and effective way to protect your living spaces, scare away birds from wreaking house, destroying garden or causing other damage. 4Simplest installation, just hang the shiny bird scare repeller in areas you want to keep birds away from, no more tools or accessories required. 5Humane way to drive birds away, does not contain any chemicals, using shiny PVC piece reflect sunlight to scare birds, solve your problem without hurting any creature. Features: 1.Work against various species such as pigeons, herons, woodpeckers, doves, grackles, crows, ravens, seagulls and so on. 2.Suitable for garden, orchard, parking garage, balcony and other outdoor usage for decoration and driving birds out of your territory. 3.An easy and effective way to protect your living spaces, scare away birds from wreaking house, destroying garden or causing other damage. 4.Simplest installation, just hang the shiny bird scare repeller in areas you want to keep birds away from, no more tools or accessories required. 5.Humane way to drive birds away, does not contain any chemicals, using shiny PVC piece reflect sunlight to scare birds, solve your problem without hurting any creature. Specifications: Item Type: Bird Repeller Material: PVC Color: Silver Size: Diagonal 10*7.5cm/3.9*3inch Package List: 16* Rhombus PVC Piece 1* Bag of Connecting Ring and Hook