Product Description Great effect: prevent your beloved bird from being smashed and protect the bird's head. Adjustable Size: The size of the helmet can be adjusted to fit different sized birds, and there is enough room for expansion, so it won't hurt your beloved bird when wearing it. Attractive Helmet: Bright colors and interesting pa tterns make the dress attractive. Safety Material: Made of plastic + elastic band, the helmet is safe and comfortable. Name: pet bird helmet Material: plastic PP Pattern: 11 (optional) Suitable for: parrots, pigeons and other birds Size: about 4 x 4.5cm Package includes: (11 patterns to choose from) 1 piece x helmet notes: Please allow 1-2mm error due to manual measurement. Due to different monitor calibrations, the colors of the items shown in the photos may appear slightly different on your computer monitor.