Package: 16 pieces silver reflective pinwheels, which are enough for your use. The height of each installed sparkly pin wheel is 17.7 in. Sparkly Pin Wheel: Our pinwheel is made of durable plastic material. This bird deterrent device is equipped with a durable stake and can be installed anywhere in your bird-proof area. Effective Deterrence: This visual reflective decorative pinwheel uses wind movement and light reflection to keep birds and animals away, without harming the environment and animals. Easy to Install: Only a few steps that you can assemble the bird deterrent device, and then the reflective pinwheel will rotate easily by the sun and breeze. Wide Application: Our reflective pinwheels are both beautiful and practical, which can be used to decorate your courtyard or protect your garden, farm, vineyard, home,barn, garages,orchard and lawn. Introducing the NOVWANG 16-piece Reflective Pinwheels, a perfect addition to your yard and garden. With a height of 17.7 inches per installed pinwheel, this set is made of durable plastic material and equipped with stakes for easy installation in any bird-proof area. Easy to assemble, these pinwheels are both beautiful and practical, suitable for decorating your courtyard or protecting your garden, farm, vineyard, home, barn, garages, orchard, and lawn. The package includes 16 silver pinwheels, complete with assembly instructions. Experience the joy of these sparkly pinwheels today!