Materia: High-quality plastic Size: 1.45inch(37mm) * 1inch(27mm） Why do you need fake eggs? 1.Excessive egg production can easily lead to the loss of calcium in female birds and even failure to give birth，Realistic fake eggs can successfully deceive the female bird, making it much less than before. 2.It can also adjust the shelling time of the eggs to keep them as consistent as possible to avoid too large differences in the body shape of the young birds and increase the difficulty of feeding. Package includes:10pcs*Solid fake bird Eggs Color: white