Well I promised it weeks ago, and finally here it is! The long-awaited rash vest post. If you are sewing up some swimwear for your kids you might want to check out my other kids swimwear posts: Sew… Some Stretchy Swimming caps [Pattern-for-pennies], Are freezer paper stencils possible on Lycra/Spandex??, and Super Summer Swim Bottoms [Pattern-for-pennies]. But for…