SoHo designs via amazon has a 9 piece diaper bag set on sale for $37.99 - $15.20(40%) = $22.79 with free prime shipping after coupon code:
As a parent, seems like a good set for price and a good compromise bag to be used by both mom and dad. It's got the essentials covered: tote bag, insulated milk bag, changing pad, shoulder and stroller straps.
all 3 colors are available: black / brown /. white