Thickening material: The bird-proof windmill is made of thickened PVC material, which is not easy to aging, corrosion resistant, and can be used for a long time. [Characters Featured] High-quality reels, fixed connection, can be rotated as long as there is wind. Not easy to age. High reflectivity: The PVC material has high reflectivity and powerful flash, which can effectively repel birds. [Toys or decorations] Beautiful windmills can be used as children's toys or decorations for gardens, farms, balconies and roofs. Wide application: Widely used in gardens, orchards, fish ponds, vegetable patches, etc. , which can effectively hunt birds without harming them. 4 Piece Reflective Reel Feature: 1. [Light color] The product color is clear, laser reflection, not easy to fade. 2.No harm to birds: The wind turbine does not contain any chemical elements, it will drive away birds without harm to their lives. 3. [Easy to use] Simply insert the product into loose soil or attach it to a branch or railing. 4. [Decoration] Colorful and easy to rotate, perfect for decorating gardens, roofs, balconies, etc. Specification: Material: PVC Weight: 35 grams Packaging: 4 reflective pinwheels