I use dog kennel(one side has a door) with sheet metal on top and mats underneath the dog kennel and that takes care of pretty much everything,you could also get/make a chicken tractor.kinda off topic but I personally do not clip my bantams wings because I teach them tricks like with my hen...
Clip one of their wings,BUT NOT BOTH WINGS! You can see YouTube videos on how to do this.Also aren't all chickens impulse chickens,because you can get chicken meat and eggs at the store but its so nice to have your own connection with the flock and lil babies
Well get your husband some modern or old English game bantams and you can have your d'anvers.
The majority of my flock is bantams and the rest are silkies my bantams are Old English Game bantams(OEGB) and they don't look freaky but they are very beautiful and now imma tag @Yard Farmer so he can...
What breed of chicks are they? I know sometimes bantams can die if they don't have enough electrolytes when they are shipped and I know you hatched them out yourself. Are you using medicated chick feed? Since they don't have a broody hen on them they wont have the imunity since mama isn't...