If they're chipmunky and have smooth faces (no puffy feathers on their cheeks) and they have pink/peach legs, they could be Welsummers. That's what mine looked like.
This is from feathersite:
http://www.feathersite.com/Poultry/CGP/Wels/WelsummerChiks.JPEG
To the OP, you're chicks are precious!!!
This is from feathersite:
http://www.feathersite.com/Poultry/CGP/Wels/WelsummerChiks.JPEG
To the OP, you're chicks are precious!!!
