NON TOXIC MATERIAL - These plastic spiral rods are made from innocuous PVC material that will not harm a single bird.It's very humanized and environmental.AESTHETICALLY PLEASING - The bird deterrent rods can be used as a decorative rotating ornament, shining in the sun, making your house and garden more beautiful.GOOD EFFECTIVE - The bird repellent reflective scare rods have multiple refraction points, can be rotated 360 degrees to reflect light in all directions, and combined with wind speed movement to stun, confuse and deter birds. Also use as a deflector to alert birds and prevent window strikes.EASY TO USE - You only need to hang the reflective bird repellent on any area you want, such as wall panels, fences, windows, garden stakes, etc., to prevent pests and birds from damaging your property.PACKSGE INCLUDES - For better results, please use it under direct sunlight and breeze.