Chicken eggs

We are offering chicken eggs shall be grouped into two based on the color of shell. Each group shall be described as follows:
1. Whites – all eggs must be of the standard chalky white tolerating the very light cream tints.
2. Browns – all eggs must be apparently brown including the dark cream tints and any variation in the shade of brown eggshell.
Each group shall be divided into seven classes based on weight (grams per egg) of each egg in group. Its different from us weight classes.
Jumbo = 70 and up
extra large = 65-70
large = 60-65
medium = 55-60
small = 50-55
pullets = 45-50
pewee = 40-45