I have a bust on the smaller side, and I don't need much support. I often find underwire bras are too uncomfortable and thin camis just aren't enough. I saw this Hanes Convertible Wire Free Bra ($12-$14) bubbling up on Amazon recently and became curious. It had over 5,000 reviews and a 4.2-star rating, so I gave it a try.
This bra looks small and thin but it offers me so much support. The smooth straps are adjustable and don't cut into my skin, and the material is so silky-soft, I feel like I'm wearing nothing. It's the perfect top to wear at home or under t-shirts. Now I'm officially throwing out all my other ones and buying this in every color. At this price, you can buy them all!