1.Superior Unique Bird Reflectors: Our visual reflective ornamental 3D wind spinners uses wind motion and light reflections to keep birds away coming from any angle. Works for keeping away pigeons,woodpeckers,crows,hawks,seagulls,sparrows, grackles,herons, even squirrels and so on. 2.These are 9 swivel hook and 9 fishbone shape bird scare of very shiny reflective matel wind spinners can rotate easily in the breeze.Individual fishbone wind spinners are 9.05inch in length, you can connect them as long as you need.protect your garden, farm, and lawn by creating a bright flash that scares away birds. 3.Best Bird Scarer to Keep Birds Off: Can be used alongside or alternately with bird spikes, bird netting and false eagle owls. . Instead of frightening and harming birds, our bird repellent wind spinner device humanely scares them away by reflecting visual light.Easily mount these bird blinder repellent wind spinners on your area with direct sunlight and breeze for effective use.They are so beautiful as they spin in the wind and reflect sunlight. 4.Ideal for Bird Control: The bird-reflecting wind spinners stainless steel material, can adapt to all weathers .With both practical and decorative. It can be used in farmland to protect rice and vegetables,or hung on fruit trees or vine,Also looks nice in the backyard, wall, balcony, window,garden,orchards,yard lawn, pond decor.