If the females don't have cardboard or something to chew on those bins might not work. Yes, they are very thin. I personally would not use them. Rats even chew through lab cages if they don't have enrichment. I don't waste my money on plastic for rats anymore. But those bins are pretty cheap.

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Shannon in Reno
1.0 savannah monitor (Pombe-means "beer" in Swahili)
2.4 dogs
1.0 cat
5.32 rats
6.44 mice
7.50 chickens
1.2 beardies
0.1 black rat snake
~500 hissers
1 giant millipede
0.1 Chissel tooth kangaroo rat
1.1 rabbits
1.0 wonderful husband