Our plastic egg tray are made of high quality HDPE. It is of high strength and flexibility. It is used to transport and store chicken eggs. Material HDPE Shape Square Dimension 29 cm x 28 cm x 4cm Weight approx. 144 grams per tray Egg Cell Diameter 4 cm or 40 mm Capacity 30 chicken eggs per tray Color Red Quantity pack of 5 trays Disclaimer: Actual colors may vary. This is due to the fact that every computer monitor has a different capability to display colors and that everyone sees these colors differently.