If she is certain she wants to buy a set of something then I think the Little Lambs are a very good idea. You can mix up the bamboo, cotton and mf and they are relatively cheap.
I do think they look a little tired after a while but the quality doesn't seem to diminish in terms of fit and absorbency. She could always branch out into a few funky wraps down the line to brighten them up a bit.
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